Home / 425,177,725.20-586,745,257.32-229,607,419.92

Finding the Fourth Proportional to 425,177,725.20, 586,745,257.32 and 229,607,419.92

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Solution

The fourth proportional to 425,177,725.20, 586,745,257.32 and 229,607,419.92 is: 316,858,237.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,177,725.20 : 586,745,257.32 = 229,607,419.92 : x
  2. Step 2: Convert to fraction form
    425,177,725.20/586,745,257.32 = 229,607,419.92/x
  3. Step 3: Cross multiply
    425,177,725.20x = 586,745,257.32 × 229,607,419.92
  4. Step 4: Simplify right side
    425,177,725.20x = 134,721,064,683,541,696
  5. Step 5: Solve for x
    x = 134,721,064,683,541,696/425,177,725.20
  6. Step 6: Final answer
    x = 316,858,237.62

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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.