Home / 1,153,561,218.72-1,727,472,046.67-806,891,625.60

Finding the Fourth Proportional to 1,153,561,218.72, 1,727,472,046.67 and 806,891,625.60

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Solution

The fourth proportional to 1,153,561,218.72, 1,727,472,046.67 and 806,891,625.60 is: 1,208,330,087.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,561,218.72 : 1,727,472,046.67 = 806,891,625.60 : x
  2. Step 2: Convert to fraction form
    1,153,561,218.72/1,727,472,046.67 = 806,891,625.60/x
  3. Step 3: Cross multiply
    1,153,561,218.72x = 1,727,472,046.67 × 806,891,625.60
  4. Step 4: Simplify right side
    1,153,561,218.72x = 1,393,882,727,916,115,456
  5. Step 5: Solve for x
    x = 1,393,882,727,916,115,456/1,153,561,218.72
  6. Step 6: Final answer
    x = 1,208,330,087.12

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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.