Home / 405,448,936.66-559,541,257.47-226,822,169.11

Finding the Fourth Proportional to 405,448,936.66, 559,541,257.47 and 226,822,169.11

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Solution

The fourth proportional to 405,448,936.66, 559,541,257.47 and 226,822,169.11 is: 313,026,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,448,936.66 : 559,541,257.47 = 226,822,169.11 : x
  2. Step 2: Convert to fraction form
    405,448,936.66/559,541,257.47 = 226,822,169.11/x
  3. Step 3: Cross multiply
    405,448,936.66x = 559,541,257.47 × 226,822,169.11
  4. Step 4: Simplify right side
    405,448,936.66x = 126,916,361,723,437,200
  5. Step 5: Solve for x
    x = 126,916,361,723,437,200/405,448,936.66
  6. Step 6: Final answer
    x = 313,026,747.02

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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.