Home / 130,535,998.40-195,591,421.20-96,098,621.60

Finding the Fourth Proportional to 130,535,998.40, 195,591,421.20 and 96,098,621.60

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Solution

The fourth proportional to 130,535,998.40, 195,591,421.20 and 96,098,621.60 is: 143,991,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,535,998.40 : 195,591,421.20 = 96,098,621.60 : x
  2. Step 2: Convert to fraction form
    130,535,998.40/195,591,421.20 = 96,098,621.60/x
  3. Step 3: Cross multiply
    130,535,998.40x = 195,591,421.20 × 96,098,621.60
  4. Step 4: Simplify right side
    130,535,998.40x = 18,796,065,974,105,016
  5. Step 5: Solve for x
    x = 18,796,065,974,105,016/130,535,998.40
  6. Step 6: Final answer
    x = 143,991,436.88

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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.