Home / 502,244,457.90-752,960,138.13-157,020,384.30

Finding the Fourth Proportional to 502,244,457.90, 752,960,138.13 and 157,020,384.30

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Solution

The fourth proportional to 502,244,457.90, 752,960,138.13 and 157,020,384.30 is: 235,403,474.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,244,457.90 : 752,960,138.13 = 157,020,384.30 : x
  2. Step 2: Convert to fraction form
    502,244,457.90/752,960,138.13 = 157,020,384.30/x
  3. Step 3: Cross multiply
    502,244,457.90x = 752,960,138.13 × 157,020,384.30
  4. Step 4: Simplify right side
    502,244,457.90x = 118,230,090,251,753,696
  5. Step 5: Solve for x
    x = 118,230,090,251,753,696/502,244,457.90
  6. Step 6: Final answer
    x = 235,403,474.13

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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.