Home / 142,162,937.10-213,244,405.65-132,596,999.10

Finding the Fourth Proportional to 142,162,937.10, 213,244,405.65 and 132,596,999.10

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Solution

The fourth proportional to 142,162,937.10, 213,244,405.65 and 132,596,999.10 is: 198,895,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,162,937.10 : 213,244,405.65 = 132,596,999.10 : x
  2. Step 2: Convert to fraction form
    142,162,937.10/213,244,405.65 = 132,596,999.10/x
  3. Step 3: Cross multiply
    142,162,937.10x = 213,244,405.65 × 132,596,999.10
  4. Step 4: Simplify right side
    142,162,937.10x = 28,275,568,264,053,084
  5. Step 5: Solve for x
    x = 28,275,568,264,053,084/142,162,937.10
  6. Step 6: Final answer
    x = 198,895,498.65

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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.