Home / 107,266,008.20-160,982,993.10-49,765,404.20

Finding the Fourth Proportional to 107,266,008.20, 160,982,993.10 and 49,765,404.20

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Solution

The fourth proportional to 107,266,008.20, 160,982,993.10 and 49,765,404.20 is: 74,687,068.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,266,008.20 : 160,982,993.10 = 49,765,404.20 : x
  2. Step 2: Convert to fraction form
    107,266,008.20/160,982,993.10 = 49,765,404.20/x
  3. Step 3: Cross multiply
    107,266,008.20x = 160,982,993.10 × 49,765,404.20
  4. Step 4: Simplify right side
    107,266,008.20x = 8,011,383,720,947,311
  5. Step 5: Solve for x
    x = 8,011,383,720,947,311/107,266,008.20
  6. Step 6: Final answer
    x = 74,687,068.68

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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.