Home / 131,918,963.52-182,069,993.21-73,200,545.66

Finding the Fourth Proportional to 131,918,963.52, 182,069,993.21 and 73,200,545.66

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Solution

The fourth proportional to 131,918,963.52, 182,069,993.21 and 73,200,545.66 is: 101,028,862.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,918,963.52 : 182,069,993.21 = 73,200,545.66 : x
  2. Step 2: Convert to fraction form
    131,918,963.52/182,069,993.21 = 73,200,545.66/x
  3. Step 3: Cross multiply
    131,918,963.52x = 182,069,993.21 × 73,200,545.66
  4. Step 4: Simplify right side
    131,918,963.52x = 13,327,622,850,452,736
  5. Step 5: Solve for x
    x = 13,327,622,850,452,736/131,918,963.52
  6. Step 6: Final answer
    x = 101,028,862.68

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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.