Home / 1,228,729,504.80-1,843,094,257.20-410,841,805.80

Finding the Fourth Proportional to 1,228,729,504.80, 1,843,094,257.20 and 410,841,805.80

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Solution

The fourth proportional to 1,228,729,504.80, 1,843,094,257.20 and 410,841,805.80 is: 616,262,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,729,504.80 : 1,843,094,257.20 = 410,841,805.80 : x
  2. Step 2: Convert to fraction form
    1,228,729,504.80/1,843,094,257.20 = 410,841,805.80/x
  3. Step 3: Cross multiply
    1,228,729,504.80x = 1,843,094,257.20 × 410,841,805.80
  4. Step 4: Simplify right side
    1,228,729,504.80x = 757,220,172,887,657,728
  5. Step 5: Solve for x
    x = 757,220,172,887,657,728/1,228,729,504.80
  6. Step 6: Final answer
    x = 616,262,708.70

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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.