Home / 88,972,407.80-122,786,982.20-49,813,841.96

Finding the Fourth Proportional to 88,972,407.80, 122,786,982.20 and 49,813,841.96

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Solution

The fourth proportional to 88,972,407.80, 122,786,982.20 and 49,813,841.96 is: 68,745,934.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,972,407.80 : 122,786,982.20 = 49,813,841.96 : x
  2. Step 2: Convert to fraction form
    88,972,407.80/122,786,982.20 = 49,813,841.96/x
  3. Step 3: Cross multiply
    88,972,407.80x = 122,786,982.20 × 49,813,841.96
  4. Step 4: Simplify right side
    88,972,407.80x = 6,116,491,326,056,133
  5. Step 5: Solve for x
    x = 6,116,491,326,056,133/88,972,407.80
  6. Step 6: Final answer
    x = 68,745,934.58

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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.