Home / 110,825,722.40-165,902,660.40-83,727,917.60

Finding the Fourth Proportional to 110,825,722.40, 165,902,660.40 and 83,727,917.60

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Solution

The fourth proportional to 110,825,722.40, 165,902,660.40 and 83,727,917.60 is: 125,338,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,825,722.40 : 165,902,660.40 = 83,727,917.60 : x
  2. Step 2: Convert to fraction form
    110,825,722.40/165,902,660.40 = 83,727,917.60/x
  3. Step 3: Cross multiply
    110,825,722.40x = 165,902,660.40 × 83,727,917.60
  4. Step 4: Simplify right side
    110,825,722.40x = 13,890,684,279,591,982
  5. Step 5: Solve for x
    x = 13,890,684,279,591,982/110,825,722.40
  6. Step 6: Final answer
    x = 125,338,089.20

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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.