Home / 107,548,820.80-161,323,231.20-88,653,140.80

Finding the Fourth Proportional to 107,548,820.80, 161,323,231.20 and 88,653,140.80

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Solution

The fourth proportional to 107,548,820.80, 161,323,231.20 and 88,653,140.80 is: 132,979,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,548,820.80 : 161,323,231.20 = 88,653,140.80 : x
  2. Step 2: Convert to fraction form
    107,548,820.80/161,323,231.20 = 88,653,140.80/x
  3. Step 3: Cross multiply
    107,548,820.80x = 161,323,231.20 × 88,653,140.80
  4. Step 4: Simplify right side
    107,548,820.80x = 14,301,811,129,884,552
  5. Step 5: Solve for x
    x = 14,301,811,129,884,552/107,548,820.80
  6. Step 6: Final answer
    x = 132,979,711.20

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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.