Home / 417,812,724.34-576,587,551.57-229,658,437.15

Finding the Fourth Proportional to 417,812,724.34, 576,587,551.57 and 229,658,437.15

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Solution

The fourth proportional to 417,812,724.34, 576,587,551.57 and 229,658,437.15 is: 316,931,936.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,812,724.34 : 576,587,551.57 = 229,658,437.15 : x
  2. Step 2: Convert to fraction form
    417,812,724.34/576,587,551.57 = 229,658,437.15/x
  3. Step 3: Cross multiply
    417,812,724.34x = 576,587,551.57 × 229,658,437.15
  4. Step 4: Simplify right side
    417,812,724.34x = 132,418,195,971,695,616
  5. Step 5: Solve for x
    x = 132,418,195,971,695,616/417,812,724.34
  6. Step 6: Final answer
    x = 316,931,936.87

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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.