Home / 1,669,704,877.44-2,304,405,306.72-1,009,659,879.36

Finding the Fourth Proportional to 1,669,704,877.44, 2,304,405,306.72 and 1,009,659,879.36

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Solution

The fourth proportional to 1,669,704,877.44, 2,304,405,306.72 and 1,009,659,879.36 is: 1,393,459,176.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,704,877.44 : 2,304,405,306.72 = 1,009,659,879.36 : x
  2. Step 2: Convert to fraction form
    1,669,704,877.44/2,304,405,306.72 = 1,009,659,879.36/x
  3. Step 3: Cross multiply
    1,669,704,877.44x = 2,304,405,306.72 × 1,009,659,879.36
  4. Step 4: Simplify right side
    1,669,704,877.44x = 2,326,665,583,979,459,072
  5. Step 5: Solve for x
    x = 2,326,665,583,979,459,072/1,669,704,877.44
  6. Step 6: Final answer
    x = 1,393,459,176.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.