Home / 98,548,188.10-135,997,380.61-54,498,150.68

Finding the Fourth Proportional to 98,548,188.10, 135,997,380.61 and 54,498,150.68

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Solution

The fourth proportional to 98,548,188.10, 135,997,380.61 and 54,498,150.68 is: 75,207,935.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,548,188.10 : 135,997,380.61 = 54,498,150.68 : x
  2. Step 2: Convert to fraction form
    98,548,188.10/135,997,380.61 = 54,498,150.68/x
  3. Step 3: Cross multiply
    98,548,188.10x = 135,997,380.61 × 54,498,150.68
  4. Step 4: Simplify right side
    98,548,188.10x = 7,411,605,739,752,857
  5. Step 5: Solve for x
    x = 7,411,605,739,752,857/98,548,188.10
  6. Step 6: Final answer
    x = 75,207,935.15

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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.