Home / 168,164,139.40-252,246,209.10-164,385,003.40

Finding the Fourth Proportional to 168,164,139.40, 252,246,209.10 and 164,385,003.40

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Solution

The fourth proportional to 168,164,139.40, 252,246,209.10 and 164,385,003.40 is: 246,577,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,164,139.40 : 252,246,209.10 = 164,385,003.40 : x
  2. Step 2: Convert to fraction form
    168,164,139.40/252,246,209.10 = 164,385,003.40/x
  3. Step 3: Cross multiply
    168,164,139.40x = 252,246,209.10 × 164,385,003.40
  4. Step 4: Simplify right side
    168,164,139.40x = 41,465,493,940,540,608
  5. Step 5: Solve for x
    x = 41,465,493,940,540,608/168,164,139.40
  6. Step 6: Final answer
    x = 246,577,505.10

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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.