Home / 159,654,047.40-239,481,071.10-44,638,405.20

Finding the Fourth Proportional to 159,654,047.40, 239,481,071.10 and 44,638,405.20

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Solution

The fourth proportional to 159,654,047.40, 239,481,071.10 and 44,638,405.20 is: 66,957,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,654,047.40 : 239,481,071.10 = 44,638,405.20 : x
  2. Step 2: Convert to fraction form
    159,654,047.40/239,481,071.10 = 44,638,405.20/x
  3. Step 3: Cross multiply
    159,654,047.40x = 239,481,071.10 × 44,638,405.20
  4. Step 4: Simplify right side
    159,654,047.40x = 10,690,053,089,491,810
  5. Step 5: Solve for x
    x = 10,690,053,089,491,810/159,654,047.40
  6. Step 6: Final answer
    x = 66,957,607.80

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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.