Home / 233,376,983.46-322,060,126.14-128,954,142.18

Finding the Fourth Proportional to 233,376,983.46, 322,060,126.14 and 128,954,142.18

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Solution

The fourth proportional to 233,376,983.46, 322,060,126.14 and 128,954,142.18 is: 177,956,654.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,376,983.46 : 322,060,126.14 = 128,954,142.18 : x
  2. Step 2: Convert to fraction form
    233,376,983.46/322,060,126.14 = 128,954,142.18/x
  3. Step 3: Cross multiply
    233,376,983.46x = 322,060,126.14 × 128,954,142.18
  4. Step 4: Simplify right side
    233,376,983.46x = 41,530,987,296,766,296
  5. Step 5: Solve for x
    x = 41,530,987,296,766,296/233,376,983.46
  6. Step 6: Final answer
    x = 177,956,654.86

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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.