Home / 108,991,860.56-148,393,924.64-108,651,738.32

Finding the Fourth Proportional to 108,991,860.56, 148,393,924.64 and 108,651,738.32

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Solution

The fourth proportional to 108,991,860.56, 148,393,924.64 and 108,651,738.32 is: 147,930,843.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,991,860.56 : 148,393,924.64 = 108,651,738.32 : x
  2. Step 2: Convert to fraction form
    108,991,860.56/148,393,924.64 = 108,651,738.32/x
  3. Step 3: Cross multiply
    108,991,860.56x = 148,393,924.64 × 108,651,738.32
  4. Step 4: Simplify right side
    108,991,860.56x = 16,123,257,868,263,078
  5. Step 5: Solve for x
    x = 16,123,257,868,263,078/108,991,860.56
  6. Step 6: Final answer
    x = 147,930,843.51

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.