Home / 204,945,734.91-282,948,125.07-126,734,153.43

Finding the Fourth Proportional to 204,945,734.91, 282,948,125.07 and 126,734,153.43

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Solution

The fourth proportional to 204,945,734.91, 282,948,125.07 and 126,734,153.43 is: 174,969,199.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,945,734.91 : 282,948,125.07 = 126,734,153.43 : x
  2. Step 2: Convert to fraction form
    204,945,734.91/282,948,125.07 = 126,734,153.43/x
  3. Step 3: Cross multiply
    204,945,734.91x = 282,948,125.07 × 126,734,153.43
  4. Step 4: Simplify right side
    204,945,734.91x = 35,859,191,095,352,212
  5. Step 5: Solve for x
    x = 35,859,191,095,352,212/204,945,734.91
  6. Step 6: Final answer
    x = 174,969,199.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.