Home / 170,257,906.80-255,386,860.20-102,233,458.80

Finding the Fourth Proportional to 170,257,906.80, 255,386,860.20 and 102,233,458.80

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Solution

The fourth proportional to 170,257,906.80, 255,386,860.20 and 102,233,458.80 is: 153,350,188.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,257,906.80 : 255,386,860.20 = 102,233,458.80 : x
  2. Step 2: Convert to fraction form
    170,257,906.80/255,386,860.20 = 102,233,458.80/x
  3. Step 3: Cross multiply
    170,257,906.80x = 255,386,860.20 × 102,233,458.80
  4. Step 4: Simplify right side
    170,257,906.80x = 26,109,082,050,318,056
  5. Step 5: Solve for x
    x = 26,109,082,050,318,056/170,257,906.80
  6. Step 6: Final answer
    x = 153,350,188.20

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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.