Home / 213,192,000.30-319,788,000.45-92,023,452.30

Finding the Fourth Proportional to 213,192,000.30, 319,788,000.45 and 92,023,452.30

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Solution

The fourth proportional to 213,192,000.30, 319,788,000.45 and 92,023,452.30 is: 138,035,178.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,192,000.30 : 319,788,000.45 = 92,023,452.30 : x
  2. Step 2: Convert to fraction form
    213,192,000.30/319,788,000.45 = 92,023,452.30/x
  3. Step 3: Cross multiply
    213,192,000.30x = 319,788,000.45 × 92,023,452.30
  4. Step 4: Simplify right side
    213,192,000.30x = 29,427,995,805,522,952
  5. Step 5: Solve for x
    x = 29,427,995,805,522,952/213,192,000.30
  6. Step 6: Final answer
    x = 138,035,178.45

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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.