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Finding the Fourth Proportional to 224,671,906.20, 337,007,859.30 and 127,926,024.60

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Solution

The fourth proportional to 224,671,906.20, 337,007,859.30 and 127,926,024.60 is: 191,889,036.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,671,906.20 : 337,007,859.30 = 127,926,024.60 : x
  2. Step 2: Convert to fraction form
    224,671,906.20/337,007,859.30 = 127,926,024.60/x
  3. Step 3: Cross multiply
    224,671,906.20x = 337,007,859.30 × 127,926,024.60
  4. Step 4: Simplify right side
    224,671,906.20x = 43,112,075,699,205,136
  5. Step 5: Solve for x
    x = 43,112,075,699,205,136/224,671,906.20
  6. Step 6: Final answer
    x = 191,889,036.90

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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.