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Finding the Fourth Proportional to 361,754,410.80, 542,631,616.20 and 224,004,903.60

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Solution

The fourth proportional to 361,754,410.80, 542,631,616.20 and 224,004,903.60 is: 336,007,355.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,754,410.80 : 542,631,616.20 = 224,004,903.60 : x
  2. Step 2: Convert to fraction form
    361,754,410.80/542,631,616.20 = 224,004,903.60/x
  3. Step 3: Cross multiply
    361,754,410.80x = 542,631,616.20 × 224,004,903.60
  4. Step 4: Simplify right side
    361,754,410.80x = 121,552,142,877,193,200
  5. Step 5: Solve for x
    x = 121,552,142,877,193,200/361,754,410.80
  6. Step 6: Final answer
    x = 336,007,355.40

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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.