Home / 131,736,691.60-197,463,319.80-49,823,918.80

Finding the Fourth Proportional to 131,736,691.60, 197,463,319.80 and 49,823,918.80

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Solution

The fourth proportional to 131,736,691.60, 197,463,319.80 and 49,823,918.80 is: 74,682,279.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,736,691.60 : 197,463,319.80 = 49,823,918.80 : x
  2. Step 2: Convert to fraction form
    131,736,691.60/197,463,319.80 = 49,823,918.80/x
  3. Step 3: Cross multiply
    131,736,691.60x = 197,463,319.80 × 49,823,918.80
  4. Step 4: Simplify right side
    131,736,691.60x = 9,838,396,411,693,632
  5. Step 5: Solve for x
    x = 9,838,396,411,693,632/131,736,691.60
  6. Step 6: Final answer
    x = 74,682,279.42

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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.