Home / 51,205,998,070.85-70,662,743,264.15-28,344,072,877.20

Finding the Fourth Proportional to 51,205,998,070.85, 70,662,743,264.15 and 28,344,072,877.20

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Solution

The fourth proportional to 51,205,998,070.85, 70,662,743,264.15 and 28,344,072,877.20 is: 39,113,971,414.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,205,998,070.85 : 70,662,743,264.15 = 28,344,072,877.20 : x
  2. Step 2: Convert to fraction form
    51,205,998,070.85/70,662,743,264.15 = 28,344,072,877.20/x
  3. Step 3: Cross multiply
    51,205,998,070.85x = 70,662,743,264.15 × 28,344,072,877.20
  4. Step 4: Simplify right side
    51,205,998,070.85x = 2,002,869,944,781,940,981,760
  5. Step 5: Solve for x
    x = 2,002,869,944,781,940,981,760/51,205,998,070.85
  6. Step 6: Final answer
    x = 39,113,971,414.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.