Home / 98,639,152.46-136,122,295.14-54,589,188.95

Finding the Fourth Proportional to 98,639,152.46, 136,122,295.14 and 54,589,188.95

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Solution

The fourth proportional to 98,639,152.46, 136,122,295.14 and 54,589,188.95 is: 75,333,227.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,639,152.46 : 136,122,295.14 = 54,589,188.95 : x
  2. Step 2: Convert to fraction form
    98,639,152.46/136,122,295.14 = 54,589,188.95/x
  3. Step 3: Cross multiply
    98,639,152.46x = 136,122,295.14 × 54,589,188.95
  4. Step 4: Simplify right side
    98,639,152.46x = 7,430,805,690,147,131
  5. Step 5: Solve for x
    x = 7,430,805,690,147,131/98,639,152.46
  6. Step 6: Final answer
    x = 75,333,227.27

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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.