Home / 162,513,363.38-243,713,358-71,587,351.22

Finding the Fourth Proportional to 162,513,363.38, 243,713,358 and 71,587,351.22

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Solution

The fourth proportional to 162,513,363.38, 243,713,358 and 71,587,351.22 is: 107,356,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,513,363.38 : 243,713,358 = 71,587,351.22 : x
  2. Step 2: Convert to fraction form
    162,513,363.38/243,713,358 = 71,587,351.22/x
  3. Step 3: Cross multiply
    162,513,363.38x = 243,713,358 × 71,587,351.22
  4. Step 4: Simplify right side
    162,513,363.38x = 17,446,793,756,151,596
  5. Step 5: Solve for x
    x = 17,446,793,756,151,596/162,513,363.38
  6. Step 6: Final answer
    x = 107,356,056.10

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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.