Home / 109,159,203.31-150,652,910.10-62,127,712.42

Finding the Fourth Proportional to 109,159,203.31, 150,652,910.10 and 62,127,712.42

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Solution

The fourth proportional to 109,159,203.31, 150,652,910.10 and 62,127,712.42 is: 85,743,761.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,159,203.31 : 150,652,910.10 = 62,127,712.42 : x
  2. Step 2: Convert to fraction form
    109,159,203.31/150,652,910.10 = 62,127,712.42/x
  3. Step 3: Cross multiply
    109,159,203.31x = 150,652,910.10 × 62,127,712.42
  4. Step 4: Simplify right side
    109,159,203.31x = 9,359,720,673,928,914
  5. Step 5: Solve for x
    x = 9,359,720,673,928,914/109,159,203.31
  6. Step 6: Final answer
    x = 85,743,761.31

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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.