Home / 409,634,872.56-614,452,930.92-167,297,776.56

Finding the Fourth Proportional to 409,634,872.56, 614,452,930.92 and 167,297,776.56

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Solution

The fourth proportional to 409,634,872.56, 614,452,930.92 and 167,297,776.56 is: 250,946,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,634,872.56 : 614,452,930.92 = 167,297,776.56 : x
  2. Step 2: Convert to fraction form
    409,634,872.56/614,452,930.92 = 167,297,776.56/x
  3. Step 3: Cross multiply
    409,634,872.56x = 614,452,930.92 × 167,297,776.56
  4. Step 4: Simplify right side
    409,634,872.56x = 102,796,609,143,691,264
  5. Step 5: Solve for x
    x = 102,796,609,143,691,264/409,634,872.56
  6. Step 6: Final answer
    x = 250,946,918.90

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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.