Home / 134,740,456.70-202,205,163.45-86,336,023.10

Finding the Fourth Proportional to 134,740,456.70, 202,205,163.45 and 86,336,023.10

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Solution

The fourth proportional to 134,740,456.70, 202,205,163.45 and 86,336,023.10 is: 129,564,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,740,456.70 : 202,205,163.45 = 86,336,023.10 : x
  2. Step 2: Convert to fraction form
    134,740,456.70/202,205,163.45 = 86,336,023.10/x
  3. Step 3: Cross multiply
    134,740,456.70x = 202,205,163.45 × 86,336,023.10
  4. Step 4: Simplify right side
    134,740,456.70x = 17,457,589,662,558,474
  5. Step 5: Solve for x
    x = 17,457,589,662,558,474/134,740,456.70
  6. Step 6: Final answer
    x = 129,564,572.44

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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.