Home / 331,962,906.87-497,946,256.38-137,874,322.17

Finding the Fourth Proportional to 331,962,906.87, 497,946,256.38 and 137,874,322.17

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Solution

The fourth proportional to 331,962,906.87, 497,946,256.38 and 137,874,322.17 is: 206,812,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,962,906.87 : 497,946,256.38 = 137,874,322.17 : x
  2. Step 2: Convert to fraction form
    331,962,906.87/497,946,256.38 = 137,874,322.17/x
  3. Step 3: Cross multiply
    331,962,906.87x = 497,946,256.38 × 137,874,322.17
  4. Step 4: Simplify right side
    331,962,906.87x = 68,654,002,575,481,528
  5. Step 5: Solve for x
    x = 68,654,002,575,481,528/331,962,906.87
  6. Step 6: Final answer
    x = 206,812,270.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.