Home / 118,098,087.80-177,147,131.70-101,658,846.20

Finding the Fourth Proportional to 118,098,087.80, 177,147,131.70 and 101,658,846.20

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Solution

The fourth proportional to 118,098,087.80, 177,147,131.70 and 101,658,846.20 is: 152,488,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,087.80 : 177,147,131.70 = 101,658,846.20 : x
  2. Step 2: Convert to fraction form
    118,098,087.80/177,147,131.70 = 101,658,846.20/x
  3. Step 3: Cross multiply
    118,098,087.80x = 177,147,131.70 × 101,658,846.20
  4. Step 4: Simplify right side
    118,098,087.80x = 18,008,573,016,261,444
  5. Step 5: Solve for x
    x = 18,008,573,016,261,444/118,098,087.80
  6. Step 6: Final answer
    x = 152,488,269.30

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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.