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Finding the Fourth Proportional to 198,177,323.40, 297,265,985.10 and 198,177,323.40

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Solution

The fourth proportional to 198,177,323.40, 297,265,985.10 and 198,177,323.40 is: 297,265,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,177,323.40 : 297,265,985.10 = 198,177,323.40 : x
  2. Step 2: Convert to fraction form
    198,177,323.40/297,265,985.10 = 198,177,323.40/x
  3. Step 3: Cross multiply
    198,177,323.40x = 297,265,985.10 × 198,177,323.40
  4. Step 4: Simplify right side
    198,177,323.40x = 58,911,377,264,982,288
  5. Step 5: Solve for x
    x = 58,911,377,264,982,288/198,177,323.40
  6. Step 6: Final answer
    x = 297,265,985.10

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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.