Home / 168,090,337.20-252,135,505.80-103,183,676.40

Finding the Fourth Proportional to 168,090,337.20, 252,135,505.80 and 103,183,676.40

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Solution

The fourth proportional to 168,090,337.20, 252,135,505.80 and 103,183,676.40 is: 154,775,514.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,090,337.20 : 252,135,505.80 = 103,183,676.40 : x
  2. Step 2: Convert to fraction form
    168,090,337.20/252,135,505.80 = 103,183,676.40/x
  3. Step 3: Cross multiply
    168,090,337.20x = 252,135,505.80 × 103,183,676.40
  4. Step 4: Simplify right side
    168,090,337.20x = 26,016,268,439,417,524
  5. Step 5: Solve for x
    x = 26,016,268,439,417,524/168,090,337.20
  6. Step 6: Final answer
    x = 154,775,514.60

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1.5x scale

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.