Home / 228,132,003.10-342,198,004.65-220,069,846.30

Finding the Fourth Proportional to 228,132,003.10, 342,198,004.65 and 220,069,846.30

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Solution

The fourth proportional to 228,132,003.10, 342,198,004.65 and 220,069,846.30 is: 330,104,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,132,003.10 : 342,198,004.65 = 220,069,846.30 : x
  2. Step 2: Convert to fraction form
    228,132,003.10/342,198,004.65 = 220,069,846.30/x
  3. Step 3: Cross multiply
    228,132,003.10x = 342,198,004.65 × 220,069,846.30
  4. Step 4: Simplify right side
    228,132,003.10x = 75,307,462,287,492,192
  5. Step 5: Solve for x
    x = 75,307,462,287,492,192/228,132,003.10
  6. Step 6: Final answer
    x = 330,104,769.45

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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.