Home / 454,026,748.46-681,040,131.69-108,980,375.49

Finding the Fourth Proportional to 454,026,748.46, 681,040,131.69 and 108,980,375.49

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Solution

The fourth proportional to 454,026,748.46, 681,040,131.69 and 108,980,375.49 is: 163,470,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,748.46 : 681,040,131.69 = 108,980,375.49 : x
  2. Step 2: Convert to fraction form
    454,026,748.46/681,040,131.69 = 108,980,375.49/x
  3. Step 3: Cross multiply
    454,026,748.46x = 681,040,131.69 × 108,980,375.49
  4. Step 4: Simplify right side
    454,026,748.46x = 74,220,009,275,743,920
  5. Step 5: Solve for x
    x = 74,220,009,275,743,920/454,026,748.46
  6. Step 6: Final answer
    x = 163,470,565.40

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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.