Home / 107,659,546.20-161,526,644.10-47,118,720.60

Finding the Fourth Proportional to 107,659,546.20, 161,526,644.10 and 47,118,720.60

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Solution

The fourth proportional to 107,659,546.20, 161,526,644.10 and 47,118,720.60 is: 70,694,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,659,546.20 : 161,526,644.10 = 47,118,720.60 : x
  2. Step 2: Convert to fraction form
    107,659,546.20/161,526,644.10 = 47,118,720.60/x
  3. Step 3: Cross multiply
    107,659,546.20x = 161,526,644.10 × 47,118,720.60
  4. Step 4: Simplify right side
    107,659,546.20x = 7,610,928,812,803,538
  5. Step 5: Solve for x
    x = 7,610,928,812,803,538/107,659,546.20
  6. Step 6: Final answer
    x = 70,694,416.63

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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.