Home / 396,323,779.20-594,273,092.40-166,032,679.20

Finding the Fourth Proportional to 396,323,779.20, 594,273,092.40 and 166,032,679.20

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Solution

The fourth proportional to 396,323,779.20, 594,273,092.40 and 166,032,679.20 is: 248,959,963.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,323,779.20 : 594,273,092.40 = 166,032,679.20 : x
  2. Step 2: Convert to fraction form
    396,323,779.20/594,273,092.40 = 166,032,679.20/x
  3. Step 3: Cross multiply
    396,323,779.20x = 594,273,092.40 × 166,032,679.20
  4. Step 4: Simplify right side
    396,323,779.20x = 98,668,753,707,641,152
  5. Step 5: Solve for x
    x = 98,668,753,707,641,152/396,323,779.20
  6. Step 6: Final answer
    x = 248,959,963.76

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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.