Home / 91,765,111.24-126,639,194.39-49,947,154.95

Finding the Fourth Proportional to 91,765,111.24, 126,639,194.39 and 49,947,154.95

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Solution

The fourth proportional to 91,765,111.24, 126,639,194.39 and 49,947,154.95 is: 68,928,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,765,111.24 : 126,639,194.39 = 49,947,154.95 : x
  2. Step 2: Convert to fraction form
    91,765,111.24/126,639,194.39 = 49,947,154.95/x
  3. Step 3: Cross multiply
    91,765,111.24x = 126,639,194.39 × 49,947,154.95
  4. Step 4: Simplify right side
    91,765,111.24x = 6,325,267,464,940,501
  5. Step 5: Solve for x
    x = 6,325,267,464,940,501/91,765,111.24
  6. Step 6: Final answer
    x = 68,928,892.25

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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.