Home / 372,992,002.80-559,488,004.20-370,603,215.60

Finding the Fourth Proportional to 372,992,002.80, 559,488,004.20 and 370,603,215.60

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Solution

The fourth proportional to 372,992,002.80, 559,488,004.20 and 370,603,215.60 is: 555,904,823.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,992,002.80 : 559,488,004.20 = 370,603,215.60 : x
  2. Step 2: Convert to fraction form
    372,992,002.80/559,488,004.20 = 370,603,215.60/x
  3. Step 3: Cross multiply
    372,992,002.80x = 559,488,004.20 × 370,603,215.60
  4. Step 4: Simplify right side
    372,992,002.80x = 207,348,053,446,146,336
  5. Step 5: Solve for x
    x = 207,348,053,446,146,336/372,992,002.80
  6. Step 6: Final answer
    x = 555,904,823.40

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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.