Home / 614,592,000.20-921,888,000.30-508,423,680.20

Finding the Fourth Proportional to 614,592,000.20, 921,888,000.30 and 508,423,680.20

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Solution

The fourth proportional to 614,592,000.20, 921,888,000.30 and 508,423,680.20 is: 762,635,520.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,592,000.20 : 921,888,000.30 = 508,423,680.20 : x
  2. Step 2: Convert to fraction form
    614,592,000.20/921,888,000.30 = 508,423,680.20/x
  3. Step 3: Cross multiply
    614,592,000.20x = 921,888,000.30 × 508,423,680.20
  4. Step 4: Simplify right side
    614,592,000.20x = 468,709,689,844,744,640
  5. Step 5: Solve for x
    x = 468,709,689,844,744,640/614,592,000.20
  6. Step 6: Final answer
    x = 762,635,520.30

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Double scale
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Similar ratio
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1.5x scale

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.