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Finding the Fourth Proportional to 224,669,128.60, 337,003,692.90 and 211,232,200.60

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Solution

The fourth proportional to 224,669,128.60, 337,003,692.90 and 211,232,200.60 is: 316,848,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,669,128.60 : 337,003,692.90 = 211,232,200.60 : x
  2. Step 2: Convert to fraction form
    224,669,128.60/337,003,692.90 = 211,232,200.60/x
  3. Step 3: Cross multiply
    224,669,128.60x = 337,003,692.90 × 211,232,200.60
  4. Step 4: Simplify right side
    224,669,128.60x = 71,186,031,661,593,592
  5. Step 5: Solve for x
    x = 71,186,031,661,593,592/224,669,128.60
  6. Step 6: Final answer
    x = 316,848,300.90

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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.