Home / 243,435,596.70-335,835,559.52-161,044,133.34

Finding the Fourth Proportional to 243,435,596.70, 335,835,559.52 and 161,044,133.34

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Solution

The fourth proportional to 243,435,596.70, 335,835,559.52 and 161,044,133.34 is: 222,171,068.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,435,596.70 : 335,835,559.52 = 161,044,133.34 : x
  2. Step 2: Convert to fraction form
    243,435,596.70/335,835,559.52 = 161,044,133.34/x
  3. Step 3: Cross multiply
    243,435,596.70x = 335,835,559.52 × 161,044,133.34
  4. Step 4: Simplify right side
    243,435,596.70x = 54,084,346,627,652,384
  5. Step 5: Solve for x
    x = 54,084,346,627,652,384/243,435,596.70
  6. Step 6: Final answer
    x = 222,171,068.49

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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.