Home / 247,085,761.62-370,534,250.28-83,279,505.36

Finding the Fourth Proportional to 247,085,761.62, 370,534,250.28 and 83,279,505.36

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Solution

The fourth proportional to 247,085,761.62, 370,534,250.28 and 83,279,505.36 is: 124,887,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,085,761.62 : 370,534,250.28 = 83,279,505.36 : x
  2. Step 2: Convert to fraction form
    247,085,761.62/370,534,250.28 = 83,279,505.36/x
  3. Step 3: Cross multiply
    247,085,761.62x = 370,534,250.28 × 83,279,505.36
  4. Step 4: Simplify right side
    247,085,761.62x = 30,857,909,082,256,840
  5. Step 5: Solve for x
    x = 30,857,909,082,256,840/247,085,761.62
  6. Step 6: Final answer
    x = 124,887,443.45

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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.