Home / 107,567,998.40-161,351,997.60-34,784,638.40

Finding the Fourth Proportional to 107,567,998.40, 161,351,997.60 and 34,784,638.40

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Solution

The fourth proportional to 107,567,998.40, 161,351,997.60 and 34,784,638.40 is: 52,176,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,567,998.40 : 161,351,997.60 = 34,784,638.40 : x
  2. Step 2: Convert to fraction form
    107,567,998.40/161,351,997.60 = 34,784,638.40/x
  3. Step 3: Cross multiply
    107,567,998.40x = 161,351,997.60 × 34,784,638.40
  4. Step 4: Simplify right side
    107,567,998.40x = 5,612,570,891,633,667
  5. Step 5: Solve for x
    x = 5,612,570,891,633,667/107,567,998.40
  6. Step 6: Final answer
    x = 52,176,957.60

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Similar ratio
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1.5x scale

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.