Home / 154,560,330.20-231,840,495.30-82,896,714.20

Finding the Fourth Proportional to 154,560,330.20, 231,840,495.30 and 82,896,714.20

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Solution

The fourth proportional to 154,560,330.20, 231,840,495.30 and 82,896,714.20 is: 124,345,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,560,330.20 : 231,840,495.30 = 82,896,714.20 : x
  2. Step 2: Convert to fraction form
    154,560,330.20/231,840,495.30 = 82,896,714.20/x
  3. Step 3: Cross multiply
    154,560,330.20x = 231,840,495.30 × 82,896,714.20
  4. Step 4: Simplify right side
    154,560,330.20x = 19,218,815,278,870,544
  5. Step 5: Solve for x
    x = 19,218,815,278,870,544/154,560,330.20
  6. Step 6: Final answer
    x = 124,345,071.30

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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.