Home / 173,605,001.60-260,045,335.20-81,567,293.60

Finding the Fourth Proportional to 173,605,001.60, 260,045,335.20 and 81,567,293.60

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Solution

The fourth proportional to 173,605,001.60, 260,045,335.20 and 81,567,293.60 is: 122,180,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,605,001.60 : 260,045,335.20 = 81,567,293.60 : x
  2. Step 2: Convert to fraction form
    173,605,001.60/260,045,335.20 = 81,567,293.60/x
  3. Step 3: Cross multiply
    173,605,001.60x = 260,045,335.20 × 81,567,293.60
  4. Step 4: Simplify right side
    173,605,001.60x = 21,211,194,205,568,812
  5. Step 5: Solve for x
    x = 21,211,194,205,568,812/173,605,001.60
  6. Step 6: Final answer
    x = 122,180,778.26

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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.