Home / 91,765,110.24-126,639,193.01-49,947,153.95

Finding the Fourth Proportional to 91,765,110.24, 126,639,193.01 and 49,947,153.95

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Solution

The fourth proportional to 91,765,110.24, 126,639,193.01 and 49,947,153.95 is: 68,928,890.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,765,110.24 : 126,639,193.01 = 49,947,153.95 : x
  2. Step 2: Convert to fraction form
    91,765,110.24/126,639,193.01 = 49,947,153.95/x
  3. Step 3: Cross multiply
    91,765,110.24x = 126,639,193.01 × 49,947,153.95
  4. Step 4: Simplify right side
    91,765,110.24x = 6,325,267,269,441,096
  5. Step 5: Solve for x
    x = 6,325,267,269,441,096/91,765,110.24
  6. Step 6: Final answer
    x = 68,928,890.87

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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.