Home / 1,010,948,914.20-1,516,423,371.30-896,157,658.20

Finding the Fourth Proportional to 1,010,948,914.20, 1,516,423,371.30 and 896,157,658.20

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Solution

The fourth proportional to 1,010,948,914.20, 1,516,423,371.30 and 896,157,658.20 is: 1,344,236,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,948,914.20 : 1,516,423,371.30 = 896,157,658.20 : x
  2. Step 2: Convert to fraction form
    1,010,948,914.20/1,516,423,371.30 = 896,157,658.20/x
  3. Step 3: Cross multiply
    1,010,948,914.20x = 1,516,423,371.30 × 896,157,658.20
  4. Step 4: Simplify right side
    1,010,948,914.20x = 1,358,954,417,263,956,992
  5. Step 5: Solve for x
    x = 1,358,954,417,263,956,992/1,010,948,914.20
  6. Step 6: Final answer
    x = 1,344,236,487.30

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Half scale
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Double scale
Find fourth proportional to 1,010,948,915.20, 1,516,423,372.80 and 896,157,659.20
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.