Home / 131,634,540.80-197,451,811.20-63,610,092.80

Finding the Fourth Proportional to 131,634,540.80, 197,451,811.20 and 63,610,092.80

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Solution

The fourth proportional to 131,634,540.80, 197,451,811.20 and 63,610,092.80 is: 95,415,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,634,540.80 : 197,451,811.20 = 63,610,092.80 : x
  2. Step 2: Convert to fraction form
    131,634,540.80/197,451,811.20 = 63,610,092.80/x
  3. Step 3: Cross multiply
    131,634,540.80x = 197,451,811.20 × 63,610,092.80
  4. Step 4: Simplify right side
    131,634,540.80x = 12,559,928,033,960,078
  5. Step 5: Solve for x
    x = 12,559,928,033,960,078/131,634,540.80
  6. Step 6: Final answer
    x = 95,415,139.20

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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.