Home / 228,132,002.10-342,198,003.15-220,069,845.30

Finding the Fourth Proportional to 228,132,002.10, 342,198,003.15 and 220,069,845.30

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Solution

The fourth proportional to 228,132,002.10, 342,198,003.15 and 220,069,845.30 is: 330,104,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,132,002.10 : 342,198,003.15 = 220,069,845.30 : x
  2. Step 2: Convert to fraction form
    228,132,002.10/342,198,003.15 = 220,069,845.30/x
  3. Step 3: Cross multiply
    228,132,002.10x = 342,198,003.15 × 220,069,845.30
  4. Step 4: Simplify right side
    228,132,002.10x = 75,307,461,615,189,408
  5. Step 5: Solve for x
    x = 75,307,461,615,189,408/228,132,002.10
  6. Step 6: Final answer
    x = 330,104,767.95

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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.