Home / 1,244,345,954.88-1,865,215,134.24-579,812,100.96

Finding the Fourth Proportional to 1,244,345,954.88, 1,865,215,134.24 and 579,812,100.96

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Solution

The fourth proportional to 1,244,345,954.88, 1,865,215,134.24 and 579,812,100.96 is: 869,110,637.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,345,954.88 : 1,865,215,134.24 = 579,812,100.96 : x
  2. Step 2: Convert to fraction form
    1,244,345,954.88/1,865,215,134.24 = 579,812,100.96/x
  3. Step 3: Cross multiply
    1,244,345,954.88x = 1,865,215,134.24 × 579,812,100.96
  4. Step 4: Simplify right side
    1,244,345,954.88x = 1,081,474,305,726,082,944
  5. Step 5: Solve for x
    x = 1,081,474,305,726,082,944/1,244,345,954.88
  6. Step 6: Final answer
    x = 869,110,637.19

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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.