Home / 54,304,060.20-81,456,090.30-30,117,589.80

Finding the Fourth Proportional to 54,304,060.20, 81,456,090.30 and 30,117,589.80

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Solution

The fourth proportional to 54,304,060.20, 81,456,090.30 and 30,117,589.80 is: 45,176,384.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,304,060.20 : 81,456,090.30 = 30,117,589.80 : x
  2. Step 2: Convert to fraction form
    54,304,060.20/81,456,090.30 = 30,117,589.80/x
  3. Step 3: Cross multiply
    54,304,060.20x = 81,456,090.30 × 30,117,589.80
  4. Step 4: Simplify right side
    54,304,060.20x = 2,453,261,114,367,159
  5. Step 5: Solve for x
    x = 2,453,261,114,367,159/54,304,060.20
  6. Step 6: Final answer
    x = 45,176,384.70

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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.