Home / 137,917,820.37-206,927,176.05-64,176,769.56

Finding the Fourth Proportional to 137,917,820.37, 206,927,176.05 and 64,176,769.56

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Solution

The fourth proportional to 137,917,820.37, 206,927,176.05 and 64,176,769.56 is: 96,288,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,917,820.37 : 206,927,176.05 = 64,176,769.56 : x
  2. Step 2: Convert to fraction form
    137,917,820.37/206,927,176.05 = 64,176,769.56/x
  3. Step 3: Cross multiply
    137,917,820.37x = 206,927,176.05 × 64,176,769.56
  4. Step 4: Simplify right side
    137,917,820.37x = 13,279,917,693,062,402
  5. Step 5: Solve for x
    x = 13,279,917,693,062,402/137,917,820.37
  6. Step 6: Final answer
    x = 96,288,627.95

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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.