Home / 418,070,046.76-576,968,937.80-250,812,572.20

Finding the Fourth Proportional to 418,070,046.76, 576,968,937.80 and 250,812,572.20

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Solution

The fourth proportional to 418,070,046.76, 576,968,937.80 and 250,812,572.20 is: 346,140,711.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,070,046.76 : 576,968,937.80 = 250,812,572.20 : x
  2. Step 2: Convert to fraction form
    418,070,046.76/576,968,937.80 = 250,812,572.20/x
  3. Step 3: Cross multiply
    418,070,046.76x = 576,968,937.80 × 250,812,572.20
  4. Step 4: Simplify right side
    418,070,046.76x = 144,711,063,369,119,776
  5. Step 5: Solve for x
    x = 144,711,063,369,119,776/418,070,046.76
  6. Step 6: Final answer
    x = 346,140,711.32

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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.