Home / 538,063,248.20-807,094,872.30-407,966,491.40

Finding the Fourth Proportional to 538,063,248.20, 807,094,872.30 and 407,966,491.40

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Solution

The fourth proportional to 538,063,248.20, 807,094,872.30 and 407,966,491.40 is: 611,949,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,063,248.20 : 807,094,872.30 = 407,966,491.40 : x
  2. Step 2: Convert to fraction form
    538,063,248.20/807,094,872.30 = 407,966,491.40/x
  3. Step 3: Cross multiply
    538,063,248.20x = 807,094,872.30 × 407,966,491.40
  4. Step 4: Simplify right side
    538,063,248.20x = 329,267,663,279,161,984
  5. Step 5: Solve for x
    x = 329,267,663,279,161,984/538,063,248.20
  6. Step 6: Final answer
    x = 611,949,737.10

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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.