Home / 293,646,977.33-405,223,552.91-161,487,565.14

Finding the Fourth Proportional to 293,646,977.33, 405,223,552.91 and 161,487,565.14

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Solution

The fourth proportional to 293,646,977.33, 405,223,552.91 and 161,487,565.14 is: 222,847,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,646,977.33 : 405,223,552.91 = 161,487,565.14 : x
  2. Step 2: Convert to fraction form
    293,646,977.33/405,223,552.91 = 161,487,565.14/x
  3. Step 3: Cross multiply
    293,646,977.33x = 405,223,552.91 × 161,487,565.14
  4. Step 4: Simplify right side
    293,646,977.33x = 65,438,564,898,739,176
  5. Step 5: Solve for x
    x = 65,438,564,898,739,176/293,646,977.33
  6. Step 6: Final answer
    x = 222,847,738.79

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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.