Home / 123,263,733.28-170,103,798.48-68,259,523.36

Finding the Fourth Proportional to 123,263,733.28, 170,103,798.48 and 68,259,523.36

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Solution

The fourth proportional to 123,263,733.28, 170,103,798.48 and 68,259,523.36 is: 94,198,057.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,263,733.28 : 170,103,798.48 = 68,259,523.36 : x
  2. Step 2: Convert to fraction form
    123,263,733.28/170,103,798.48 = 68,259,523.36/x
  3. Step 3: Cross multiply
    123,263,733.28x = 170,103,798.48 × 68,259,523.36
  4. Step 4: Simplify right side
    123,263,733.28x = 11,611,204,205,970,292
  5. Step 5: Solve for x
    x = 11,611,204,205,970,292/123,263,733.28
  6. Step 6: Final answer
    x = 94,198,057.26

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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.