Home / 293,899,727.22-405,581,504.55-161,740,723.32

Finding the Fourth Proportional to 293,899,727.22, 405,581,504.55 and 161,740,723.32

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Solution

The fourth proportional to 293,899,727.22, 405,581,504.55 and 161,740,723.32 is: 223,202,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,899,727.22 : 405,581,504.55 = 161,740,723.32 : x
  2. Step 2: Convert to fraction form
    293,899,727.22/405,581,504.55 = 161,740,723.32/x
  3. Step 3: Cross multiply
    293,899,727.22x = 405,581,504.55 × 161,740,723.32
  4. Step 4: Simplify right side
    293,899,727.22x = 65,599,045,911,130,872
  5. Step 5: Solve for x
    x = 65,599,045,911,130,872/293,899,727.22
  6. Step 6: Final answer
    x = 223,202,132.69

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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.