Home / 170,916,269.20-235,630,191.72-108,161,149.84

Finding the Fourth Proportional to 170,916,269.20, 235,630,191.72 and 108,161,149.84

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Solution

The fourth proportional to 170,916,269.20, 235,630,191.72 and 108,161,149.84 is: 149,114,139.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,916,269.20 : 235,630,191.72 = 108,161,149.84 : x
  2. Step 2: Convert to fraction form
    170,916,269.20/235,630,191.72 = 108,161,149.84/x
  3. Step 3: Cross multiply
    170,916,269.20x = 235,630,191.72 × 108,161,149.84
  4. Step 4: Simplify right side
    170,916,269.20x = 25,486,032,473,454,848
  5. Step 5: Solve for x
    x = 25,486,032,473,454,848/170,916,269.20
  6. Step 6: Final answer
    x = 149,114,139.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.