Home / 95,846,292.80-143,769,439.20-78,840,180.80

Finding the Fourth Proportional to 95,846,292.80, 143,769,439.20 and 78,840,180.80

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Solution

The fourth proportional to 95,846,292.80, 143,769,439.20 and 78,840,180.80 is: 118,260,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,846,292.80 : 143,769,439.20 = 78,840,180.80 : x
  2. Step 2: Convert to fraction form
    95,846,292.80/143,769,439.20 = 78,840,180.80/x
  3. Step 3: Cross multiply
    95,846,292.80x = 143,769,439.20 × 78,840,180.80
  4. Step 4: Simplify right side
    95,846,292.80x = 11,334,808,580,042,606
  5. Step 5: Solve for x
    x = 11,334,808,580,042,606/95,846,292.80
  6. Step 6: Final answer
    x = 118,260,271.20

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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.