Home / 534,988,884.29-738,290,645.54-296,838,380.82

Finding the Fourth Proportional to 534,988,884.29, 738,290,645.54 and 296,838,380.82

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Solution

The fourth proportional to 534,988,884.29, 738,290,645.54 and 296,838,380.82 is: 409,640,286.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,988,884.29 : 738,290,645.54 = 296,838,380.82 : x
  2. Step 2: Convert to fraction form
    534,988,884.29/738,290,645.54 = 296,838,380.82/x
  3. Step 3: Cross multiply
    534,988,884.29x = 738,290,645.54 × 296,838,380.82
  4. Step 4: Simplify right side
    534,988,884.29x = 219,152,999,791,470,496
  5. Step 5: Solve for x
    x = 219,152,999,791,470,496/534,988,884.29
  6. Step 6: Final answer
    x = 409,640,286.42

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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.