Home / 477,956,190.96-717,061,864.68-171,279,304.56

Finding the Fourth Proportional to 477,956,190.96, 717,061,864.68 and 171,279,304.56

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Solution

The fourth proportional to 477,956,190.96, 717,061,864.68 and 171,279,304.56 is: 256,964,675.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,956,190.96 : 717,061,864.68 = 171,279,304.56 : x
  2. Step 2: Convert to fraction form
    477,956,190.96/717,061,864.68 = 171,279,304.56/x
  3. Step 3: Cross multiply
    477,956,190.96x = 717,061,864.68 × 171,279,304.56
  4. Step 4: Simplify right side
    477,956,190.96x = 122,817,857,508,887,216
  5. Step 5: Solve for x
    x = 122,817,857,508,887,216/477,956,190.96
  6. Step 6: Final answer
    x = 256,964,675.49

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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.