Home / 87,816,765.16-131,713,189.66-23,115,152.20

Finding the Fourth Proportional to 87,816,765.16, 131,713,189.66 and 23,115,152.20

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Solution

The fourth proportional to 87,816,765.16, 131,713,189.66 and 23,115,152.20 is: 34,669,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,816,765.16 : 131,713,189.66 = 23,115,152.20 : x
  2. Step 2: Convert to fraction form
    87,816,765.16/131,713,189.66 = 23,115,152.20/x
  3. Step 3: Cross multiply
    87,816,765.16x = 131,713,189.66 × 23,115,152.20
  4. Step 4: Simplify right side
    87,816,765.16x = 3,044,570,425,738,366
  5. Step 5: Solve for x
    x = 3,044,570,425,738,366/87,816,765.16
  6. Step 6: Final answer
    x = 34,669,580.69

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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.