Home / 132,885,280.80-199,327,921.20-97,053,472.80

Finding the Fourth Proportional to 132,885,280.80, 199,327,921.20 and 97,053,472.80

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Solution

The fourth proportional to 132,885,280.80, 199,327,921.20 and 97,053,472.80 is: 145,580,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,885,280.80 : 199,327,921.20 = 97,053,472.80 : x
  2. Step 2: Convert to fraction form
    132,885,280.80/199,327,921.20 = 97,053,472.80/x
  3. Step 3: Cross multiply
    132,885,280.80x = 199,327,921.20 × 97,053,472.80
  4. Step 4: Simplify right side
    132,885,280.80x = 19,345,466,978,464,740
  5. Step 5: Solve for x
    x = 19,345,466,978,464,740/132,885,280.80
  6. Step 6: Final answer
    x = 145,580,209.20

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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.