Home / 206,956,720.38-310,481,222.96-59,392,777.21

Finding the Fourth Proportional to 206,956,720.38, 310,481,222.96 and 59,392,777.21

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Solution

The fourth proportional to 206,956,720.38, 310,481,222.96 and 59,392,777.21 is: 89,102,407.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,956,720.38 : 310,481,222.96 = 59,392,777.21 : x
  2. Step 2: Convert to fraction form
    206,956,720.38/310,481,222.96 = 59,392,777.21/x
  3. Step 3: Cross multiply
    206,956,720.38x = 310,481,222.96 × 59,392,777.21
  4. Step 4: Simplify right side
    206,956,720.38x = 18,440,342,102,523,896
  5. Step 5: Solve for x
    x = 18,440,342,102,523,896/206,956,720.38
  6. Step 6: Final answer
    x = 89,102,407.83

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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.