Home / 119,888,581.37-179,904,615.57-51,731,273.12

Finding the Fourth Proportional to 119,888,581.37, 179,904,615.57 and 51,731,273.12

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Solution

The fourth proportional to 119,888,581.37, 179,904,615.57 and 51,731,273.12 is: 77,627,866.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,888,581.37 : 179,904,615.57 = 51,731,273.12 : x
  2. Step 2: Convert to fraction form
    119,888,581.37/179,904,615.57 = 51,731,273.12/x
  3. Step 3: Cross multiply
    119,888,581.37x = 179,904,615.57 × 51,731,273.12
  4. Step 4: Simplify right side
    119,888,581.37x = 9,306,694,802,700,752
  5. Step 5: Solve for x
    x = 9,306,694,802,700,752/119,888,581.37
  6. Step 6: Final answer
    x = 77,627,866.61

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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.