Home / 174,042,616.19-260,996,819.81-76,945,030.97

Finding the Fourth Proportional to 174,042,616.19, 260,996,819.81 and 76,945,030.97

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Solution

The fourth proportional to 174,042,616.19, 260,996,819.81 and 76,945,030.97 is: 115,387,879.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,042,616.19 : 260,996,819.81 = 76,945,030.97 : x
  2. Step 2: Convert to fraction form
    174,042,616.19/260,996,819.81 = 76,945,030.97/x
  3. Step 3: Cross multiply
    174,042,616.19x = 260,996,819.81 × 76,945,030.97
  4. Step 4: Simplify right side
    174,042,616.19x = 20,082,408,381,662,252
  5. Step 5: Solve for x
    x = 20,082,408,381,662,252/174,042,616.19
  6. Step 6: Final answer
    x = 115,387,879.26

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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.