Home / 172,850,419.60-259,275,629.40-108,353,165.20

Finding the Fourth Proportional to 172,850,419.60, 259,275,629.40 and 108,353,165.20

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Solution

The fourth proportional to 172,850,419.60, 259,275,629.40 and 108,353,165.20 is: 162,529,747.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,850,419.60 : 259,275,629.40 = 108,353,165.20 : x
  2. Step 2: Convert to fraction form
    172,850,419.60/259,275,629.40 = 108,353,165.20/x
  3. Step 3: Cross multiply
    172,850,419.60x = 259,275,629.40 × 108,353,165.20
  4. Step 4: Simplify right side
    172,850,419.60x = 28,093,335,104,712,180
  5. Step 5: Solve for x
    x = 28,093,335,104,712,180/172,850,419.60
  6. Step 6: Final answer
    x = 162,529,747.80

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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.