Home / 83,711,537.82-115,528,392.18-50,222,270.88

Finding the Fourth Proportional to 83,711,537.82, 115,528,392.18 and 50,222,270.88

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Solution

The fourth proportional to 83,711,537.82, 115,528,392.18 and 50,222,270.88 is: 69,310,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,711,537.82 : 115,528,392.18 = 50,222,270.88 : x
  2. Step 2: Convert to fraction form
    83,711,537.82/115,528,392.18 = 50,222,270.88/x
  3. Step 3: Cross multiply
    83,711,537.82x = 115,528,392.18 × 50,222,270.88
  4. Step 4: Simplify right side
    83,711,537.82x = 5,802,098,206,394,834
  5. Step 5: Solve for x
    x = 5,802,098,206,394,834/83,711,537.82
  6. Step 6: Final answer
    x = 69,310,615.45

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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.