Home / 510,869,587.20-766,304,380.80-224,215,123.20

Finding the Fourth Proportional to 510,869,587.20, 766,304,380.80 and 224,215,123.20

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Solution

The fourth proportional to 510,869,587.20, 766,304,380.80 and 224,215,123.20 is: 336,322,684.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,869,587.20 : 766,304,380.80 = 224,215,123.20 : x
  2. Step 2: Convert to fraction form
    510,869,587.20/766,304,380.80 = 224,215,123.20/x
  3. Step 3: Cross multiply
    510,869,587.20x = 766,304,380.80 × 224,215,123.20
  4. Step 4: Simplify right side
    510,869,587.20x = 171,817,031,149,771,680
  5. Step 5: Solve for x
    x = 171,817,031,149,771,680/510,869,587.20
  6. Step 6: Final answer
    x = 336,322,684.80

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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.