Home / 168,022,905.90-252,034,358.85-98,864,717.10

Finding the Fourth Proportional to 168,022,905.90, 252,034,358.85 and 98,864,717.10

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Solution

The fourth proportional to 168,022,905.90, 252,034,358.85 and 98,864,717.10 is: 148,297,075.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,022,905.90 : 252,034,358.85 = 98,864,717.10 : x
  2. Step 2: Convert to fraction form
    168,022,905.90/252,034,358.85 = 98,864,717.10/x
  3. Step 3: Cross multiply
    168,022,905.90x = 252,034,358.85 × 98,864,717.10
  4. Step 4: Simplify right side
    168,022,905.90x = 24,917,305,587,185,128
  5. Step 5: Solve for x
    x = 24,917,305,587,185,128/168,022,905.90
  6. Step 6: Final answer
    x = 148,297,075.65

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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.