Home / 149,025,797.68-205,651,842.02-82,044,087.10

Finding the Fourth Proportional to 149,025,797.68, 205,651,842.02 and 82,044,087.10

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Solution

The fourth proportional to 149,025,797.68, 205,651,842.02 and 82,044,087.10 is: 113,218,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,025,797.68 : 205,651,842.02 = 82,044,087.10 : x
  2. Step 2: Convert to fraction form
    149,025,797.68/205,651,842.02 = 82,044,087.10/x
  3. Step 3: Cross multiply
    149,025,797.68x = 205,651,842.02 × 82,044,087.10
  4. Step 4: Simplify right side
    149,025,797.68x = 16,872,517,638,554,098
  5. Step 5: Solve for x
    x = 16,872,517,638,554,098/149,025,797.68
  6. Step 6: Final answer
    x = 113,218,770.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.