Home / 73,206,909.17-101,027,393.88-40,167,149.54

Finding the Fourth Proportional to 73,206,909.17, 101,027,393.88 and 40,167,149.54

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Solution

The fourth proportional to 73,206,909.17, 101,027,393.88 and 40,167,149.54 is: 55,431,686.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,206,909.17 : 101,027,393.88 = 40,167,149.54 : x
  2. Step 2: Convert to fraction form
    73,206,909.17/101,027,393.88 = 40,167,149.54/x
  3. Step 3: Cross multiply
    73,206,909.17x = 101,027,393.88 × 40,167,149.54
  4. Step 4: Simplify right side
    73,206,909.17x = 4,057,982,437,109,303.50
  5. Step 5: Solve for x
    x = 4,057,982,437,109,303.50/73,206,909.17
  6. Step 6: Final answer
    x = 55,431,686.48

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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.