Home / 98,548,229.93-135,997,438.05-54,498,192.30

Finding the Fourth Proportional to 98,548,229.93, 135,997,438.05 and 54,498,192.30

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Solution

The fourth proportional to 98,548,229.93, 135,997,438.05 and 54,498,192.30 is: 75,207,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,548,229.93 : 135,997,438.05 = 54,498,192.30 : x
  2. Step 2: Convert to fraction form
    98,548,229.93/135,997,438.05 = 54,498,192.30/x
  3. Step 3: Cross multiply
    98,548,229.93x = 135,997,438.05 × 54,498,192.30
  4. Step 4: Simplify right side
    98,548,229.93x = 7,411,614,531,156,237
  5. Step 5: Solve for x
    x = 7,411,614,531,156,237/98,548,229.93
  6. Step 6: Final answer
    x = 75,207,992.44

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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.