Home / 117,618,452.70-176,427,679.05-112,327,662.30

Finding the Fourth Proportional to 117,618,452.70, 176,427,679.05 and 112,327,662.30

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Solution

The fourth proportional to 117,618,452.70, 176,427,679.05 and 112,327,662.30 is: 168,491,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,618,452.70 : 176,427,679.05 = 112,327,662.30 : x
  2. Step 2: Convert to fraction form
    117,618,452.70/176,427,679.05 = 112,327,662.30/x
  3. Step 3: Cross multiply
    117,618,452.70x = 176,427,679.05 × 112,327,662.30
  4. Step 4: Simplify right side
    117,618,452.70x = 19,817,708,752,701,184
  5. Step 5: Solve for x
    x = 19,817,708,752,701,184/117,618,452.70
  6. Step 6: Final answer
    x = 168,491,493.45

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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.