Home / 1,230,853,419.52-1,698,422,098.62-980,592,540.64

Finding the Fourth Proportional to 1,230,853,419.52, 1,698,422,098.62 and 980,592,540.64

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Solution

The fourth proportional to 1,230,853,419.52, 1,698,422,098.62 and 980,592,540.64 is: 1,353,093,726.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,853,419.52 : 1,698,422,098.62 = 980,592,540.64 : x
  2. Step 2: Convert to fraction form
    1,230,853,419.52/1,698,422,098.62 = 980,592,540.64/x
  3. Step 3: Cross multiply
    1,230,853,419.52x = 1,698,422,098.62 × 980,592,540.64
  4. Step 4: Simplify right side
    1,230,853,419.52x = 1,665,460,040,764,288,512
  5. Step 5: Solve for x
    x = 1,665,460,040,764,288,512/1,230,853,419.52
  6. Step 6: Final answer
    x = 1,353,093,726.97

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