Home / 1,036,639,543.17-1,554,949,936.12-327,588,224.59

Finding the Fourth Proportional to 1,036,639,543.17, 1,554,949,936.12 and 327,588,224.59

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Solution

The fourth proportional to 1,036,639,543.17, 1,554,949,936.12 and 327,588,224.59 is: 491,379,373.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,639,543.17 : 1,554,949,936.12 = 327,588,224.59 : x
  2. Step 2: Convert to fraction form
    1,036,639,543.17/1,554,949,936.12 = 327,588,224.59/x
  3. Step 3: Cross multiply
    1,036,639,543.17x = 1,554,949,936.12 × 327,588,224.59
  4. Step 4: Simplify right side
    1,036,639,543.17x = 509,383,288,902,221,568
  5. Step 5: Solve for x
    x = 509,383,288,902,221,568/1,036,639,543.17
  6. Step 6: Final answer
    x = 491,379,373.15

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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.