Home / 440,126,649.60-660,189,974.40-236,053,305.60

Finding the Fourth Proportional to 440,126,649.60, 660,189,974.40 and 236,053,305.60

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Solution

The fourth proportional to 440,126,649.60, 660,189,974.40 and 236,053,305.60 is: 354,079,958.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,126,649.60 : 660,189,974.40 = 236,053,305.60 : x
  2. Step 2: Convert to fraction form
    440,126,649.60/660,189,974.40 = 236,053,305.60/x
  3. Step 3: Cross multiply
    440,126,649.60x = 660,189,974.40 × 236,053,305.60
  4. Step 4: Simplify right side
    440,126,649.60x = 155,840,025,781,099,360
  5. Step 5: Solve for x
    x = 155,840,025,781,099,360/440,126,649.60
  6. Step 6: Final answer
    x = 354,079,958.40

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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.