Home / 219,640,674.06-329,229,377.69-72,049,694.18

Finding the Fourth Proportional to 219,640,674.06, 329,229,377.69 and 72,049,694.18

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Solution

The fourth proportional to 219,640,674.06, 329,229,377.69 and 72,049,694.18 is: 107,998,557.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,640,674.06 : 329,229,377.69 = 72,049,694.18 : x
  2. Step 2: Convert to fraction form
    219,640,674.06/329,229,377.69 = 72,049,694.18/x
  3. Step 3: Cross multiply
    219,640,674.06x = 329,229,377.69 × 72,049,694.18
  4. Step 4: Simplify right side
    219,640,674.06x = 23,720,875,975,629,820
  5. Step 5: Solve for x
    x = 23,720,875,975,629,820/219,640,674.06
  6. Step 6: Final answer
    x = 107,998,557.54

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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.