Home / 158,511,162.20-218,746,988.39-88,895,048.41

Finding the Fourth Proportional to 158,511,162.20, 218,746,988.39 and 88,895,048.41

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Solution

The fourth proportional to 158,511,162.20, 218,746,988.39 and 88,895,048.41 is: 122,676,055.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,511,162.20 : 218,746,988.39 = 88,895,048.41 : x
  2. Step 2: Convert to fraction form
    158,511,162.20/218,746,988.39 = 88,895,048.41/x
  3. Step 3: Cross multiply
    158,511,162.20x = 218,746,988.39 × 88,895,048.41
  4. Step 4: Simplify right side
    158,511,162.20x = 19,445,524,122,470,756
  5. Step 5: Solve for x
    x = 19,445,524,122,470,756/158,511,162.20
  6. Step 6: Final answer
    x = 122,676,055.44

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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.