Home / 1,432,834,073.60-2,149,251,110.40-524,976,972.80

Finding the Fourth Proportional to 1,432,834,073.60, 2,149,251,110.40 and 524,976,972.80

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Solution

The fourth proportional to 1,432,834,073.60, 2,149,251,110.40 and 524,976,972.80 is: 787,465,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,834,073.60 : 2,149,251,110.40 = 524,976,972.80 : x
  2. Step 2: Convert to fraction form
    1,432,834,073.60/2,149,251,110.40 = 524,976,972.80/x
  3. Step 3: Cross multiply
    1,432,834,073.60x = 2,149,251,110.40 × 524,976,972.80
  4. Step 4: Simplify right side
    1,432,834,073.60x = 1,128,307,341,724,830,720
  5. Step 5: Solve for x
    x = 1,128,307,341,724,830,720/1,432,834,073.60
  6. Step 6: Final answer
    x = 787,465,459.20

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Half scale
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Double scale
Find fourth proportional to 1,432,834,074.60, 2,149,251,111.90 and 524,976,973.80
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.