Home / 1,010,419,216.20-1,515,628,824.30-934,836,496.20

Finding the Fourth Proportional to 1,010,419,216.20, 1,515,628,824.30 and 934,836,496.20

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Solution

The fourth proportional to 1,010,419,216.20, 1,515,628,824.30 and 934,836,496.20 is: 1,402,254,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,419,216.20 : 1,515,628,824.30 = 934,836,496.20 : x
  2. Step 2: Convert to fraction form
    1,010,419,216.20/1,515,628,824.30 = 934,836,496.20/x
  3. Step 3: Cross multiply
    1,010,419,216.20x = 1,515,628,824.30 × 934,836,496.20
  4. Step 4: Simplify right side
    1,010,419,216.20x = 1,416,865,139,648,337,408
  5. Step 5: Solve for x
    x = 1,416,865,139,648,337,408/1,010,419,216.20
  6. Step 6: Final answer
    x = 1,402,254,744.30

Related Problems

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Half scale
Find fourth proportional to 2,020,838,432.40, 3,031,257,648.60 and 1,869,672,992.40
Double scale
Find fourth proportional to 1,010,419,217.20, 1,515,628,825.80 and 934,836,497.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.