Home / 87,926,179.20-131,827,828.80-52,005,897.60

Finding the Fourth Proportional to 87,926,179.20, 131,827,828.80 and 52,005,897.60

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Solution

The fourth proportional to 87,926,179.20, 131,827,828.80 and 52,005,897.60 is: 77,972,506.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,926,179.20 : 131,827,828.80 = 52,005,897.60 : x
  2. Step 2: Convert to fraction form
    87,926,179.20/131,827,828.80 = 52,005,897.60/x
  3. Step 3: Cross multiply
    87,926,179.20x = 131,827,828.80 × 52,005,897.60
  4. Step 4: Simplify right side
    87,926,179.20x = 6,855,824,565,403,131
  5. Step 5: Solve for x
    x = 6,855,824,565,403,131/87,926,179.20
  6. Step 6: Final answer
    x = 77,972,506.34

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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.