Home / 218,324,959.20-327,407,722.65-72,763,269.30

Finding the Fourth Proportional to 218,324,959.20, 327,407,722.65 and 72,763,269.30

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Solution

The fourth proportional to 218,324,959.20, 327,407,722.65 and 72,763,269.30 is: 109,118,336.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,324,959.20 : 327,407,722.65 = 72,763,269.30 : x
  2. Step 2: Convert to fraction form
    218,324,959.20/327,407,722.65 = 72,763,269.30/x
  3. Step 3: Cross multiply
    218,324,959.20x = 327,407,722.65 × 72,763,269.30
  4. Step 4: Simplify right side
    218,324,959.20x = 23,823,256,294,081,656
  5. Step 5: Solve for x
    x = 23,823,256,294,081,656/218,324,959.20
  6. Step 6: Final answer
    x = 109,118,336.18

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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.