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Finding the Fourth Proportional to 228,836,116.80, 343,254,175.20 and 228,836,116.80

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Solution

The fourth proportional to 228,836,116.80, 343,254,175.20 and 228,836,116.80 is: 343,254,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,836,116.80 : 343,254,175.20 = 228,836,116.80 : x
  2. Step 2: Convert to fraction form
    228,836,116.80/343,254,175.20 = 228,836,116.80/x
  3. Step 3: Cross multiply
    228,836,116.80x = 343,254,175.20 × 228,836,116.80
  4. Step 4: Simplify right side
    228,836,116.80x = 78,548,952,528,154,864
  5. Step 5: Solve for x
    x = 78,548,952,528,154,864/228,836,116.80
  6. Step 6: Final answer
    x = 343,254,175.20

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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.