Home / 119,888,582.12-179,904,616.70-51,731,273.87

Finding the Fourth Proportional to 119,888,582.12, 179,904,616.70 and 51,731,273.87

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Solution

The fourth proportional to 119,888,582.12, 179,904,616.70 and 51,731,273.87 is: 77,627,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,888,582.12 : 179,904,616.70 = 51,731,273.87 : x
  2. Step 2: Convert to fraction form
    119,888,582.12/179,904,616.70 = 51,731,273.87/x
  3. Step 3: Cross multiply
    119,888,582.12x = 179,904,616.70 × 51,731,273.87
  4. Step 4: Simplify right side
    119,888,582.12x = 9,306,694,995,826,896
  5. Step 5: Solve for x
    x = 9,306,694,995,826,896/119,888,582.12
  6. Step 6: Final answer
    x = 77,627,867.74

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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.