Home / 191,542,568.22-287,313,856.14-45,976,129.61

Finding the Fourth Proportional to 191,542,568.22, 287,313,856.14 and 45,976,129.61

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Solution

The fourth proportional to 191,542,568.22, 287,313,856.14 and 45,976,129.61 is: 68,964,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,542,568.22 : 287,313,856.14 = 45,976,129.61 : x
  2. Step 2: Convert to fraction form
    191,542,568.22/287,313,856.14 = 45,976,129.61/x
  3. Step 3: Cross multiply
    191,542,568.22x = 287,313,856.14 × 45,976,129.61
  4. Step 4: Simplify right side
    191,542,568.22x = 13,209,579,087,204,964
  5. Step 5: Solve for x
    x = 13,209,579,087,204,964/191,542,568.22
  6. Step 6: Final answer
    x = 68,964,195.32

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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.