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Finding the Fourth Proportional to 1,149,876,930.90, 1,724,815,396.35 and 1,149,876,930.90

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Solution

The fourth proportional to 1,149,876,930.90, 1,724,815,396.35 and 1,149,876,930.90 is: 1,724,815,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,876,930.90 : 1,724,815,396.35 = 1,149,876,930.90 : x
  2. Step 2: Convert to fraction form
    1,149,876,930.90/1,724,815,396.35 = 1,149,876,930.90/x
  3. Step 3: Cross multiply
    1,149,876,930.90x = 1,724,815,396.35 × 1,149,876,930.90
  4. Step 4: Simplify right side
    1,149,876,930.90x = 1,983,325,434,324,005,120
  5. Step 5: Solve for x
    x = 1,983,325,434,324,005,120/1,149,876,930.90
  6. Step 6: Final answer
    x = 1,724,815,396.35

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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.