Home / 1,228,382,239.50-1,842,573,359.34-410,494,540.50

Finding the Fourth Proportional to 1,228,382,239.50, 1,842,573,359.34 and 410,494,540.50

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Solution

The fourth proportional to 1,228,382,239.50, 1,842,573,359.34 and 410,494,540.50 is: 615,741,810.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,382,239.50 : 1,842,573,359.34 = 410,494,540.50 : x
  2. Step 2: Convert to fraction form
    1,228,382,239.50/1,842,573,359.34 = 410,494,540.50/x
  3. Step 3: Cross multiply
    1,228,382,239.50x = 1,842,573,359.34 × 410,494,540.50
  4. Step 4: Simplify right side
    1,228,382,239.50x = 756,366,304,479,814,656
  5. Step 5: Solve for x
    x = 756,366,304,479,814,656/1,228,382,239.50
  6. Step 6: Final answer
    x = 615,741,810.78

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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.