Home / 607,613,370.86-838,505,694.20-329,156,045.30

Finding the Fourth Proportional to 607,613,370.86, 838,505,694.20 and 329,156,045.30

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Solution

The fourth proportional to 607,613,370.86, 838,505,694.20 and 329,156,045.30 is: 454,234,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,613,370.86 : 838,505,694.20 = 329,156,045.30 : x
  2. Step 2: Convert to fraction form
    607,613,370.86/838,505,694.20 = 329,156,045.30/x
  3. Step 3: Cross multiply
    607,613,370.86x = 838,505,694.20 × 329,156,045.30
  4. Step 4: Simplify right side
    607,613,370.86x = 275,999,218,264,403,168
  5. Step 5: Solve for x
    x = 275,999,218,264,403,168/607,613,370.86
  6. Step 6: Final answer
    x = 454,234,932.11

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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.