Home / 53,918,676.20-80,710,052.70-38,802,132.20

Finding the Fourth Proportional to 53,918,676.20, 80,710,052.70 and 38,802,132.20

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Solution

The fourth proportional to 53,918,676.20, 80,710,052.70 and 38,802,132.20 is: 58,082,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,918,676.20 : 80,710,052.70 = 38,802,132.20 : x
  2. Step 2: Convert to fraction form
    53,918,676.20/80,710,052.70 = 38,802,132.20/x
  3. Step 3: Cross multiply
    53,918,676.20x = 80,710,052.70 × 38,802,132.20
  4. Step 4: Simplify right side
    53,918,676.20x = 3,131,722,134,734,367.50
  5. Step 5: Solve for x
    x = 3,131,722,134,734,367.50/53,918,676.20
  6. Step 6: Final answer
    x = 58,082,326.11

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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.