Home / 45,259,059.15-67,932,432.61-42,801,144.53

Finding the Fourth Proportional to 45,259,059.15, 67,932,432.61 and 42,801,144.53

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Solution

The fourth proportional to 45,259,059.15, 67,932,432.61 and 42,801,144.53 is: 64,243,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259,059.15 : 67,932,432.61 = 42,801,144.53 : x
  2. Step 2: Convert to fraction form
    45,259,059.15/67,932,432.61 = 42,801,144.53/x
  3. Step 3: Cross multiply
    45,259,059.15x = 67,932,432.61 × 42,801,144.53
  4. Step 4: Simplify right side
    45,259,059.15x = 2,907,585,865,968,430
  5. Step 5: Solve for x
    x = 2,907,585,865,968,430/45,259,059.15
  6. Step 6: Final answer
    x = 64,243,179.61

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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.