Home / 115,680,644.80-173,471,200.80-58,150,686.40

Finding the Fourth Proportional to 115,680,644.80, 173,471,200.80 and 58,150,686.40

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Solution

The fourth proportional to 115,680,644.80, 173,471,200.80 and 58,150,686.40 is: 87,201,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,680,644.80 : 173,471,200.80 = 58,150,686.40 : x
  2. Step 2: Convert to fraction form
    115,680,644.80/173,471,200.80 = 58,150,686.40/x
  3. Step 3: Cross multiply
    115,680,644.80x = 173,471,200.80 × 58,150,686.40
  4. Step 4: Simplify right side
    115,680,644.80x = 10,087,469,397,152,230
  5. Step 5: Solve for x
    x = 10,087,469,397,152,230/115,680,644.80
  6. Step 6: Final answer
    x = 87,201,012.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.