Home / 87,253,722.90-130,880,584.35-73,816,794.90

Finding the Fourth Proportional to 87,253,722.90, 130,880,584.35 and 73,816,794.90

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Solution

The fourth proportional to 87,253,722.90, 130,880,584.35 and 73,816,794.90 is: 110,725,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,253,722.90 : 130,880,584.35 = 73,816,794.90 : x
  2. Step 2: Convert to fraction form
    87,253,722.90/130,880,584.35 = 73,816,794.90/x
  3. Step 3: Cross multiply
    87,253,722.90x = 130,880,584.35 × 73,816,794.90
  4. Step 4: Simplify right side
    87,253,722.90x = 9,661,185,251,356,100
  5. Step 5: Solve for x
    x = 9,661,185,251,356,100/87,253,722.90
  6. Step 6: Final answer
    x = 110,725,192.35

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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.