Home / 122,925,380.59-169,634,976.22-67,169,576.13

Finding the Fourth Proportional to 122,925,380.59, 169,634,976.22 and 67,169,576.13

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Solution

The fourth proportional to 122,925,380.59, 169,634,976.22 and 67,169,576.13 is: 92,692,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,925,380.59 : 169,634,976.22 = 67,169,576.13 : x
  2. Step 2: Convert to fraction form
    122,925,380.59/169,634,976.22 = 67,169,576.13/x
  3. Step 3: Cross multiply
    122,925,380.59x = 169,634,976.22 × 67,169,576.13
  4. Step 4: Simplify right side
    122,925,380.59x = 11,394,309,448,589,696
  5. Step 5: Solve for x
    x = 11,394,309,448,589,696/122,925,380.59
  6. Step 6: Final answer
    x = 92,692,895.43

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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.