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Finding the Fourth Proportional to 199,332,140.20, 298,998,210.30 and 199,332,140.20

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Solution

The fourth proportional to 199,332,140.20, 298,998,210.30 and 199,332,140.20 is: 298,998,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,332,140.20 : 298,998,210.30 = 199,332,140.20 : x
  2. Step 2: Convert to fraction form
    199,332,140.20/298,998,210.30 = 199,332,140.20/x
  3. Step 3: Cross multiply
    199,332,140.20x = 298,998,210.30 × 199,332,140.20
  4. Step 4: Simplify right side
    199,332,140.20x = 59,599,953,175,068,680
  5. Step 5: Solve for x
    x = 59,599,953,175,068,680/199,332,140.20
  6. Step 6: Final answer
    x = 298,998,210.30

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1.5x scale

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.