Home / 228,906,176.20-343,359,264.30-219,977,967.40

Finding the Fourth Proportional to 228,906,176.20, 343,359,264.30 and 219,977,967.40

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Solution

The fourth proportional to 228,906,176.20, 343,359,264.30 and 219,977,967.40 is: 329,966,951.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,906,176.20 : 343,359,264.30 = 219,977,967.40 : x
  2. Step 2: Convert to fraction form
    228,906,176.20/343,359,264.30 = 219,977,967.40/x
  3. Step 3: Cross multiply
    228,906,176.20x = 343,359,264.30 × 219,977,967.40
  4. Step 4: Simplify right side
    228,906,176.20x = 75,531,473,048,673,392
  5. Step 5: Solve for x
    x = 75,531,473,048,673,392/228,906,176.20
  6. Step 6: Final answer
    x = 329,966,951.10

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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.