Home / 293,266,626.87-404,712,090.05-161,119,836.21

Finding the Fourth Proportional to 293,266,626.87, 404,712,090.05 and 161,119,836.21

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Solution

The fourth proportional to 293,266,626.87, 404,712,090.05 and 161,119,836.21 is: 222,347,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,266,626.87 : 404,712,090.05 = 161,119,836.21 : x
  2. Step 2: Convert to fraction form
    293,266,626.87/404,712,090.05 = 161,119,836.21/x
  3. Step 3: Cross multiply
    293,266,626.87x = 404,712,090.05 × 161,119,836.21
  4. Step 4: Simplify right side
    293,266,626.87x = 65,207,145,660,257,176
  5. Step 5: Solve for x
    x = 65,207,145,660,257,176/293,266,626.87
  6. Step 6: Final answer
    x = 222,347,651.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.