Home / 215,898,082.30-323,368,826.55-187,200,268.30

Finding the Fourth Proportional to 215,898,082.30, 323,368,826.55 and 187,200,268.30

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Solution

The fourth proportional to 215,898,082.30, 323,368,826.55 and 187,200,268.30 is: 280,385,682.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,898,082.30 : 323,368,826.55 = 187,200,268.30 : x
  2. Step 2: Convert to fraction form
    215,898,082.30/323,368,826.55 = 187,200,268.30/x
  3. Step 3: Cross multiply
    215,898,082.30x = 323,368,826.55 × 187,200,268.30
  4. Step 4: Simplify right side
    215,898,082.30x = 60,534,731,090,016,168
  5. Step 5: Solve for x
    x = 60,534,731,090,016,168/215,898,082.30
  6. Step 6: Final answer
    x = 280,385,682.19

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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.