Home / 802,272,002.40-1,203,408,003.60-552,601,020.60

Finding the Fourth Proportional to 802,272,002.40, 1,203,408,003.60 and 552,601,020.60

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Solution

The fourth proportional to 802,272,002.40, 1,203,408,003.60 and 552,601,020.60 is: 828,901,530.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,272,002.40 : 1,203,408,003.60 = 552,601,020.60 : x
  2. Step 2: Convert to fraction form
    802,272,002.40/1,203,408,003.60 = 552,601,020.60/x
  3. Step 3: Cross multiply
    802,272,002.40x = 1,203,408,003.60 × 552,601,020.60
  4. Step 4: Simplify right side
    802,272,002.40x = 665,004,490,987,568,512
  5. Step 5: Solve for x
    x = 665,004,490,987,568,512/802,272,002.40
  6. Step 6: Final answer
    x = 828,901,530.90

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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.