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Finding the Fourth Proportional to 193,497,809.40, 271,662,208.20 and 193,497,809.40

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Solution

The fourth proportional to 193,497,809.40, 271,662,208.20 and 193,497,809.40 is: 271,662,208.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,497,809.40 : 271,662,208.20 = 193,497,809.40 : x
  2. Step 2: Convert to fraction form
    193,497,809.40/271,662,208.20 = 193,497,809.40/x
  3. Step 3: Cross multiply
    193,497,809.40x = 271,662,208.20 × 193,497,809.40
  4. Step 4: Simplify right side
    193,497,809.40x = 52,566,042,183,466,720
  5. Step 5: Solve for x
    x = 52,566,042,183,466,720/193,497,809.40
  6. Step 6: Final answer
    x = 271,662,208.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.