Home / 81,520,110.47-112,498,241.68-44,350,657.38

Finding the Fourth Proportional to 81,520,110.47, 112,498,241.68 and 44,350,657.38

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Solution

The fourth proportional to 81,520,110.47, 112,498,241.68 and 44,350,657.38 is: 61,204,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,520,110.47 : 112,498,241.68 = 44,350,657.38 : x
  2. Step 2: Convert to fraction form
    81,520,110.47/112,498,241.68 = 44,350,657.38/x
  3. Step 3: Cross multiply
    81,520,110.47x = 112,498,241.68 × 44,350,657.38
  4. Step 4: Simplify right side
    81,520,110.47x = 4,989,370,972,657,554
  5. Step 5: Solve for x
    x = 4,989,370,972,657,554/81,520,110.47
  6. Step 6: Final answer
    x = 61,204,173.35

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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.