Home / 87,187,816.80-130,781,725.20-36,052,840.80

Finding the Fourth Proportional to 87,187,816.80, 130,781,725.20 and 36,052,840.80

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Solution

The fourth proportional to 87,187,816.80, 130,781,725.20 and 36,052,840.80 is: 54,079,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,187,816.80 : 130,781,725.20 = 36,052,840.80 : x
  2. Step 2: Convert to fraction form
    87,187,816.80/130,781,725.20 = 36,052,840.80/x
  3. Step 3: Cross multiply
    87,187,816.80x = 130,781,725.20 × 36,052,840.80
  4. Step 4: Simplify right side
    87,187,816.80x = 4,715,052,718,184,948
  5. Step 5: Solve for x
    x = 4,715,052,718,184,948/87,187,816.80
  6. Step 6: Final answer
    x = 54,079,261.20

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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.