Home / 95,846,332.80-143,769,499.20-78,840,220.80

Finding the Fourth Proportional to 95,846,332.80, 143,769,499.20 and 78,840,220.80

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Solution

The fourth proportional to 95,846,332.80, 143,769,499.20 and 78,840,220.80 is: 118,260,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,846,332.80 : 143,769,499.20 = 78,840,220.80 : x
  2. Step 2: Convert to fraction form
    95,846,332.80/143,769,499.20 = 78,840,220.80/x
  3. Step 3: Cross multiply
    95,846,332.80x = 143,769,499.20 × 78,840,220.80
  4. Step 4: Simplify right side
    95,846,332.80x = 11,334,819,061,233,422
  5. Step 5: Solve for x
    x = 11,334,819,061,233,422/95,846,332.80
  6. Step 6: Final answer
    x = 118,260,331.20

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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.