Home / 100,951,998.90-151,427,998.35-64,672,293.30

Finding the Fourth Proportional to 100,951,998.90, 151,427,998.35 and 64,672,293.30

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Solution

The fourth proportional to 100,951,998.90, 151,427,998.35 and 64,672,293.30 is: 97,008,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,951,998.90 : 151,427,998.35 = 64,672,293.30 : x
  2. Step 2: Convert to fraction form
    100,951,998.90/151,427,998.35 = 64,672,293.30/x
  3. Step 3: Cross multiply
    100,951,998.90x = 151,427,998.35 × 64,672,293.30
  4. Step 4: Simplify right side
    100,951,998.90x = 9,793,195,923,123,116
  5. Step 5: Solve for x
    x = 9,793,195,923,123,116/100,951,998.90
  6. Step 6: Final answer
    x = 97,008,439.95

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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.