Home / 112,412,824.58-155,082,195.61-75,255,076.49

Finding the Fourth Proportional to 112,412,824.58, 155,082,195.61 and 75,255,076.49

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Solution

The fourth proportional to 112,412,824.58, 155,082,195.61 and 75,255,076.49 is: 103,820,205.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,412,824.58 : 155,082,195.61 = 75,255,076.49 : x
  2. Step 2: Convert to fraction form
    112,412,824.58/155,082,195.61 = 75,255,076.49/x
  3. Step 3: Cross multiply
    112,412,824.58x = 155,082,195.61 × 75,255,076.49
  4. Step 4: Simplify right side
    112,412,824.58x = 11,670,722,491,904,142
  5. Step 5: Solve for x
    x = 11,670,722,491,904,142/112,412,824.58
  6. Step 6: Final answer
    x = 103,820,205.00

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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.