Home / 99,922,481.52-137,850,800.20-66,893,372.11

Finding the Fourth Proportional to 99,922,481.52, 137,850,800.20 and 66,893,372.11

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Solution

The fourth proportional to 99,922,481.52, 137,850,800.20 and 66,893,372.11 is: 92,284,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,922,481.52 : 137,850,800.20 = 66,893,372.11 : x
  2. Step 2: Convert to fraction form
    99,922,481.52/137,850,800.20 = 66,893,372.11/x
  3. Step 3: Cross multiply
    99,922,481.52x = 137,850,800.20 × 66,893,372.11
  4. Step 4: Simplify right side
    99,922,481.52x = 9,221,304,873,439,862
  5. Step 5: Solve for x
    x = 9,221,304,873,439,862/99,922,481.52
  6. Step 6: Final answer
    x = 92,284,586.34

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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.