Home / 372,992,002.30-559,488,003.45-370,603,215.10

Finding the Fourth Proportional to 372,992,002.30, 559,488,003.45 and 370,603,215.10

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Solution

The fourth proportional to 372,992,002.30, 559,488,003.45 and 370,603,215.10 is: 555,904,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,992,002.30 : 559,488,003.45 = 370,603,215.10 : x
  2. Step 2: Convert to fraction form
    372,992,002.30/559,488,003.45 = 370,603,215.10/x
  3. Step 3: Cross multiply
    372,992,002.30x = 559,488,003.45 × 370,603,215.10
  4. Step 4: Simplify right side
    372,992,002.30x = 207,348,052,888,449,920
  5. Step 5: Solve for x
    x = 207,348,052,888,449,920/372,992,002.30
  6. Step 6: Final answer
    x = 555,904,822.65

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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.