Home / 89,591,989.14-123,675,162.12-60,240,335.04

Finding the Fourth Proportional to 89,591,989.14, 123,675,162.12 and 60,240,335.04

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Solution

The fourth proportional to 89,591,989.14, 123,675,162.12 and 60,240,335.04 is: 83,157,358.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,591,989.14 : 123,675,162.12 = 60,240,335.04 : x
  2. Step 2: Convert to fraction form
    89,591,989.14/123,675,162.12 = 60,240,335.04/x
  3. Step 3: Cross multiply
    89,591,989.14x = 123,675,162.12 × 60,240,335.04
  4. Step 4: Simplify right side
    89,591,989.14x = 7,450,233,202,235,117
  5. Step 5: Solve for x
    x = 7,450,233,202,235,117/89,591,989.14
  6. Step 6: Final answer
    x = 83,157,358.98

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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.