Home / 404,287,029.82-606,406,633.53-113,147,709.22

Finding the Fourth Proportional to 404,287,029.82, 606,406,633.53 and 113,147,709.22

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Solution

The fourth proportional to 404,287,029.82, 606,406,633.53 and 113,147,709.22 is: 169,714,871.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,287,029.82 : 606,406,633.53 = 113,147,709.22 : x
  2. Step 2: Convert to fraction form
    404,287,029.82/606,406,633.53 = 113,147,709.22/x
  3. Step 3: Cross multiply
    404,287,029.82x = 606,406,633.53 × 113,147,709.22
  4. Step 4: Simplify right side
    404,287,029.82x = 68,613,521,439,731,536
  5. Step 5: Solve for x
    x = 68,613,521,439,731,536/404,287,029.82
  6. Step 6: Final answer
    x = 169,714,871.81

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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.