Home / 191,542,546.29-287,313,823.25-45,976,107.70

Finding the Fourth Proportional to 191,542,546.29, 287,313,823.25 and 45,976,107.70

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Solution

The fourth proportional to 191,542,546.29, 287,313,823.25 and 45,976,107.70 is: 68,964,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,542,546.29 : 287,313,823.25 = 45,976,107.70 : x
  2. Step 2: Convert to fraction form
    191,542,546.29/287,313,823.25 = 45,976,107.70/x
  3. Step 3: Cross multiply
    191,542,546.29x = 287,313,823.25 × 45,976,107.70
  4. Step 4: Simplify right side
    191,542,546.29x = 13,209,571,280,665,008
  5. Step 5: Solve for x
    x = 13,209,571,280,665,008/191,542,546.29
  6. Step 6: Final answer
    x = 68,964,162.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.