Home / 1,105,297,117.20-1,653,410,712.60-996,458,000.40

Finding the Fourth Proportional to 1,105,297,117.20, 1,653,410,712.60 and 996,458,000.40

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Solution

The fourth proportional to 1,105,297,117.20, 1,653,410,712.60 and 996,458,000.40 is: 1,490,598,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,297,117.20 : 1,653,410,712.60 = 996,458,000.40 : x
  2. Step 2: Convert to fraction form
    1,105,297,117.20/1,653,410,712.60 = 996,458,000.40/x
  3. Step 3: Cross multiply
    1,105,297,117.20x = 1,653,410,712.60 × 996,458,000.40
  4. Step 4: Simplify right side
    1,105,297,117.20x = 1,647,554,332,517,335,040
  5. Step 5: Solve for x
    x = 1,647,554,332,517,335,040/1,105,297,117.20
  6. Step 6: Final answer
    x = 1,490,598,597.32

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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.