Home / 119,799,726.20-179,699,589.30-115,096,801.40

Finding the Fourth Proportional to 119,799,726.20, 179,699,589.30 and 115,096,801.40

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Solution

The fourth proportional to 119,799,726.20, 179,699,589.30 and 115,096,801.40 is: 172,645,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,799,726.20 : 179,699,589.30 = 115,096,801.40 : x
  2. Step 2: Convert to fraction form
    119,799,726.20/179,699,589.30 = 115,096,801.40/x
  3. Step 3: Cross multiply
    119,799,726.20x = 179,699,589.30 × 115,096,801.40
  4. Step 4: Simplify right side
    119,799,726.20x = 20,682,847,941,323,668
  5. Step 5: Solve for x
    x = 20,682,847,941,323,668/119,799,726.20
  6. Step 6: Final answer
    x = 172,645,202.10

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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.