Home / 955,448,614,013.17-1,318,519,036,912.50-515,985,955,949.25

Finding the Fourth Proportional to 955,448,614,013.17, 1,318,519,036,912.50 and 515,985,955,949.25

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Solution

The fourth proportional to 955,448,614,013.17, 1,318,519,036,912.50 and 515,985,955,949.25 is: 712,060,591,977.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,448,614,013.17 : 1,318,519,036,912.50 = 515,985,955,949.25 : x
  2. Step 2: Convert to fraction form
    955,448,614,013.17/1,318,519,036,912.50 = 515,985,955,949.25/x
  3. Step 3: Cross multiply
    955,448,614,013.17x = 1,318,519,036,912.50 × 515,985,955,949.25
  4. Step 4: Simplify right side
    955,448,614,013.17x = 680,337,305,698,580,790,509,568
  5. Step 5: Solve for x
    x = 680,337,305,698,580,790,509,568/955,448,614,013.17
  6. Step 6: Final answer
    x = 712,060,591,977.79

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Double scale
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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.