Home / 185,360,147.70-278,040,221.55-49,059,309.30

Finding the Fourth Proportional to 185,360,147.70, 278,040,221.55 and 49,059,309.30

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Solution

The fourth proportional to 185,360,147.70, 278,040,221.55 and 49,059,309.30 is: 73,588,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,360,147.70 : 278,040,221.55 = 49,059,309.30 : x
  2. Step 2: Convert to fraction form
    185,360,147.70/278,040,221.55 = 49,059,309.30/x
  3. Step 3: Cross multiply
    185,360,147.70x = 278,040,221.55 × 49,059,309.30
  4. Step 4: Simplify right side
    185,360,147.70x = 13,640,461,226,861,976
  5. Step 5: Solve for x
    x = 13,640,461,226,861,976/185,360,147.70
  6. Step 6: Final answer
    x = 73,588,963.95

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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.