Home / 762,716,082.24-1,144,084,753.44-217,457,616.96

Finding the Fourth Proportional to 762,716,082.24, 1,144,084,753.44 and 217,457,616.96

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Solution

The fourth proportional to 762,716,082.24, 1,144,084,753.44 and 217,457,616.96 is: 326,189,456.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,716,082.24 : 1,144,084,753.44 = 217,457,616.96 : x
  2. Step 2: Convert to fraction form
    762,716,082.24/1,144,084,753.44 = 217,457,616.96/x
  3. Step 3: Cross multiply
    762,716,082.24x = 1,144,084,753.44 × 217,457,616.96
  4. Step 4: Simplify right side
    762,716,082.24x = 248,789,944,083,331,584
  5. Step 5: Solve for x
    x = 248,789,944,083,331,584/762,716,082.24
  6. Step 6: Final answer
    x = 326,189,456.18

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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.