Home / 98,548,225.43-135,997,431.84-54,498,187.80

Finding the Fourth Proportional to 98,548,225.43, 135,997,431.84 and 54,498,187.80

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Solution

The fourth proportional to 98,548,225.43, 135,997,431.84 and 54,498,187.80 is: 75,207,986.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,548,225.43 : 135,997,431.84 = 54,498,187.80 : x
  2. Step 2: Convert to fraction form
    98,548,225.43/135,997,431.84 = 54,498,187.80/x
  3. Step 3: Cross multiply
    98,548,225.43x = 135,997,431.84 × 54,498,187.80
  4. Step 4: Simplify right side
    98,548,225.43x = 7,411,613,580,734,019
  5. Step 5: Solve for x
    x = 7,411,613,580,734,019/98,548,225.43
  6. Step 6: Final answer
    x = 75,207,986.23

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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.