Home / 87,328,230.80-131,004,010.20-29,806,048.40

Finding the Fourth Proportional to 87,328,230.80, 131,004,010.20 and 29,806,048.40

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Solution

The fourth proportional to 87,328,230.80, 131,004,010.20 and 29,806,048.40 is: 44,713,053.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,328,230.80 : 131,004,010.20 = 29,806,048.40 : x
  2. Step 2: Convert to fraction form
    87,328,230.80/131,004,010.20 = 29,806,048.40/x
  3. Step 3: Cross multiply
    87,328,230.80x = 131,004,010.20 × 29,806,048.40
  4. Step 4: Simplify right side
    87,328,230.80x = 3,904,711,868,615,293.50
  5. Step 5: Solve for x
    x = 3,904,711,868,615,293.50/87,328,230.80
  6. Step 6: Final answer
    x = 44,713,053.65

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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.