Home / 218,223,897.80-327,378,968.26-80,050,788.14

Finding the Fourth Proportional to 218,223,897.80, 327,378,968.26 and 80,050,788.14

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Solution

The fourth proportional to 218,223,897.80, 327,378,968.26 and 80,050,788.14 is: 120,092,000.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,223,897.80 : 327,378,968.26 = 80,050,788.14 : x
  2. Step 2: Convert to fraction form
    218,223,897.80/327,378,968.26 = 80,050,788.14/x
  3. Step 3: Cross multiply
    218,223,897.80x = 327,378,968.26 × 80,050,788.14
  4. Step 4: Simplify right side
    218,223,897.80x = 26,206,944,427,836,024
  5. Step 5: Solve for x
    x = 26,206,944,427,836,024/218,223,897.80
  6. Step 6: Final answer
    x = 120,092,000.43

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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.