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Finding the Fourth Proportional to 322,564,605.70, 483,846,908.55 and 177,445,783.30

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Solution

The fourth proportional to 322,564,605.70, 483,846,908.55 and 177,445,783.30 is: 266,168,674.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,564,605.70 : 483,846,908.55 = 177,445,783.30 : x
  2. Step 2: Convert to fraction form
    322,564,605.70/483,846,908.55 = 177,445,783.30/x
  3. Step 3: Cross multiply
    322,564,605.70x = 483,846,908.55 × 177,445,783.30
  4. Step 4: Simplify right side
    322,564,605.70x = 85,856,593,684,938,224
  5. Step 5: Solve for x
    x = 85,856,593,684,938,224/322,564,605.70
  6. Step 6: Final answer
    x = 266,168,674.95

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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.