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Finding the Fourth Proportional to 1,770,157,788.20, 2,473,383,609.40 and 1,770,157,788.20

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Solution

The fourth proportional to 1,770,157,788.20, 2,473,383,609.40 and 1,770,157,788.20 is: 2,473,383,609.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,157,788.20 : 2,473,383,609.40 = 1,770,157,788.20 : x
  2. Step 2: Convert to fraction form
    1,770,157,788.20/2,473,383,609.40 = 1,770,157,788.20/x
  3. Step 3: Cross multiply
    1,770,157,788.20x = 2,473,383,609.40 × 1,770,157,788.20
  4. Step 4: Simplify right side
    1,770,157,788.20x = 4,378,279,259,385,636,864
  5. Step 5: Solve for x
    x = 4,378,279,259,385,636,864/1,770,157,788.20
  6. Step 6: Final answer
    x = 2,473,383,609.40

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1.5x scale

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.