Home / 168,572,719.60-252,859,079.40-110,374,025.20

Finding the Fourth Proportional to 168,572,719.60, 252,859,079.40 and 110,374,025.20

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Solution

The fourth proportional to 168,572,719.60, 252,859,079.40 and 110,374,025.20 is: 165,561,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,572,719.60 : 252,859,079.40 = 110,374,025.20 : x
  2. Step 2: Convert to fraction form
    168,572,719.60/252,859,079.40 = 110,374,025.20/x
  3. Step 3: Cross multiply
    168,572,719.60x = 252,859,079.40 × 110,374,025.20
  4. Step 4: Simplify right side
    168,572,719.60x = 27,909,074,401,744,404
  5. Step 5: Solve for x
    x = 27,909,074,401,744,404/168,572,719.60
  6. Step 6: Final answer
    x = 165,561,037.80

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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.