Home / 178,350,550.25-267,438,300.21-73,286,860.66

Finding the Fourth Proportional to 178,350,550.25, 267,438,300.21 and 73,286,860.66

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Solution

The fourth proportional to 178,350,550.25, 267,438,300.21 and 73,286,860.66 is: 109,894,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,350,550.25 : 267,438,300.21 = 73,286,860.66 : x
  2. Step 2: Convert to fraction form
    178,350,550.25/267,438,300.21 = 73,286,860.66/x
  3. Step 3: Cross multiply
    178,350,550.25x = 267,438,300.21 × 73,286,860.66
  4. Step 4: Simplify right side
    178,350,550.25x = 19,599,713,441,968,924
  5. Step 5: Solve for x
    x = 19,599,713,441,968,924/178,350,550.25
  6. Step 6: Final answer
    x = 109,894,325.61

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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.