Home / 107,749,149.80-161,623,724.70-101,797,010.60

Finding the Fourth Proportional to 107,749,149.80, 161,623,724.70 and 101,797,010.60

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Solution

The fourth proportional to 107,749,149.80, 161,623,724.70 and 101,797,010.60 is: 152,695,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,749,149.80 : 161,623,724.70 = 101,797,010.60 : x
  2. Step 2: Convert to fraction form
    107,749,149.80/161,623,724.70 = 101,797,010.60/x
  3. Step 3: Cross multiply
    107,749,149.80x = 161,623,724.70 × 101,797,010.60
  4. Step 4: Simplify right side
    107,749,149.80x = 16,452,812,016,497,380
  5. Step 5: Solve for x
    x = 16,452,812,016,497,380/107,749,149.80
  6. Step 6: Final answer
    x = 152,695,515.90

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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.