Home / 131,958,147.60-197,986,987.80-63,861,123.60

Finding the Fourth Proportional to 131,958,147.60, 197,986,987.80 and 63,861,123.60

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Solution

The fourth proportional to 131,958,147.60, 197,986,987.80 and 63,861,123.60 is: 95,815,769.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,958,147.60 : 197,986,987.80 = 63,861,123.60 : x
  2. Step 2: Convert to fraction form
    131,958,147.60/197,986,987.80 = 63,861,123.60/x
  3. Step 3: Cross multiply
    131,958,147.60x = 197,986,987.80 × 63,861,123.60
  4. Step 4: Simplify right side
    131,958,147.60x = 12,643,671,499,087,494
  5. Step 5: Solve for x
    x = 12,643,671,499,087,494/131,958,147.60
  6. Step 6: Final answer
    x = 95,815,769.84

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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.