Home / 168,805,975.17-253,173,532.92-47,609,083.65

Finding the Fourth Proportional to 168,805,975.17, 253,173,532.92 and 47,609,083.65

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Solution

The fourth proportional to 168,805,975.17, 253,173,532.92 and 47,609,083.65 is: 71,403,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,805,975.17 : 253,173,532.92 = 47,609,083.65 : x
  2. Step 2: Convert to fraction form
    168,805,975.17/253,173,532.92 = 47,609,083.65/x
  3. Step 3: Cross multiply
    168,805,975.17x = 253,173,532.92 × 47,609,083.65
  4. Step 4: Simplify right side
    168,805,975.17x = 12,053,359,906,754,308
  5. Step 5: Solve for x
    x = 12,053,359,906,754,308/168,805,975.17
  6. Step 6: Final answer
    x = 71,403,633.04

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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.