Home / 173,815,378.40-260,723,067.60-66,096,005.60

Finding the Fourth Proportional to 173,815,378.40, 260,723,067.60 and 66,096,005.60

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Solution

The fourth proportional to 173,815,378.40, 260,723,067.60 and 66,096,005.60 is: 99,144,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,378.40 : 260,723,067.60 = 66,096,005.60 : x
  2. Step 2: Convert to fraction form
    173,815,378.40/260,723,067.60 = 66,096,005.60/x
  3. Step 3: Cross multiply
    173,815,378.40x = 260,723,067.60 × 66,096,005.60
  4. Step 4: Simplify right side
    173,815,378.40x = 17,232,753,336,138,778
  5. Step 5: Solve for x
    x = 17,232,753,336,138,778/173,815,378.40
  6. Step 6: Final answer
    x = 99,144,008.40

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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.