Home / 83,997,659.60-125,996,489.40-71,668,228.40

Finding the Fourth Proportional to 83,997,659.60, 125,996,489.40 and 71,668,228.40

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Solution

The fourth proportional to 83,997,659.60, 125,996,489.40 and 71,668,228.40 is: 107,502,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,997,659.60 : 125,996,489.40 = 71,668,228.40 : x
  2. Step 2: Convert to fraction form
    83,997,659.60/125,996,489.40 = 71,668,228.40/x
  3. Step 3: Cross multiply
    83,997,659.60x = 125,996,489.40 × 71,668,228.40
  4. Step 4: Simplify right side
    83,997,659.60x = 9,029,945,179,917,380
  5. Step 5: Solve for x
    x = 9,029,945,179,917,380/83,997,659.60
  6. Step 6: Final answer
    x = 107,502,342.60

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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.