Home / 293,617,625.32-405,218,144.10-161,481,903.40

Finding the Fourth Proportional to 293,617,625.32, 405,218,144.10 and 161,481,903.40

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Solution

The fourth proportional to 293,617,625.32, 405,218,144.10 and 161,481,903.40 is: 222,859,227.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,617,625.32 : 405,218,144.10 = 161,481,903.40 : x
  2. Step 2: Convert to fraction form
    293,617,625.32/405,218,144.10 = 161,481,903.40/x
  3. Step 3: Cross multiply
    293,617,625.32x = 405,218,144.10 × 161,481,903.40
  4. Step 4: Simplify right side
    293,617,625.32x = 65,435,397,201,483,488
  5. Step 5: Solve for x
    x = 65,435,397,201,483,488/293,617,625.32
  6. Step 6: Final answer
    x = 222,859,227.64

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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.