Home / 313,815,057.17-433,068,763.07-172,702,524.94

Finding the Fourth Proportional to 313,815,057.17, 433,068,763.07 and 172,702,524.94

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Solution

The fourth proportional to 313,815,057.17, 433,068,763.07 and 172,702,524.94 is: 238,331,677.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,815,057.17 : 433,068,763.07 = 172,702,524.94 : x
  2. Step 2: Convert to fraction form
    313,815,057.17/433,068,763.07 = 172,702,524.94/x
  3. Step 3: Cross multiply
    313,815,057.17x = 433,068,763.07 × 172,702,524.94
  4. Step 4: Simplify right side
    313,815,057.17x = 74,792,068,854,180,704
  5. Step 5: Solve for x
    x = 74,792,068,854,180,704/313,815,057.17
  6. Step 6: Final answer
    x = 238,331,677.04

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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.