Home / 339,968,502.20-509,952,753.30-271,944,054.20

Finding the Fourth Proportional to 339,968,502.20, 509,952,753.30 and 271,944,054.20

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Solution

The fourth proportional to 339,968,502.20, 509,952,753.30 and 271,944,054.20 is: 407,916,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,968,502.20 : 509,952,753.30 = 271,944,054.20 : x
  2. Step 2: Convert to fraction form
    339,968,502.20/509,952,753.30 = 271,944,054.20/x
  3. Step 3: Cross multiply
    339,968,502.20x = 509,952,753.30 × 271,944,054.20
  4. Step 4: Simplify right side
    339,968,502.20x = 138,678,619,182,854,432
  5. Step 5: Solve for x
    x = 138,678,619,182,854,432/339,968,502.20
  6. Step 6: Final answer
    x = 407,916,081.30

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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.