Home / 168,022,815.90-252,034,223.85-98,864,627.10

Finding the Fourth Proportional to 168,022,815.90, 252,034,223.85 and 98,864,627.10

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Solution

The fourth proportional to 168,022,815.90, 252,034,223.85 and 98,864,627.10 is: 148,296,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,022,815.90 : 252,034,223.85 = 98,864,627.10 : x
  2. Step 2: Convert to fraction form
    168,022,815.90/252,034,223.85 = 98,864,627.10/x
  3. Step 3: Cross multiply
    168,022,815.90x = 252,034,223.85 × 98,864,627.10
  4. Step 4: Simplify right side
    168,022,815.90x = 24,917,269,557,368,176
  5. Step 5: Solve for x
    x = 24,917,269,557,368,176/168,022,815.90
  6. Step 6: Final answer
    x = 148,296,940.65

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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.