Home / 3,550,381,346.40-5,325,572,019.60-1,481,587,821.60

Finding the Fourth Proportional to 3,550,381,346.40, 5,325,572,019.60 and 1,481,587,821.60

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Solution

The fourth proportional to 3,550,381,346.40, 5,325,572,019.60 and 1,481,587,821.60 is: 2,222,381,732.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,381,346.40 : 5,325,572,019.60 = 1,481,587,821.60 : x
  2. Step 2: Convert to fraction form
    3,550,381,346.40/5,325,572,019.60 = 1,481,587,821.60/x
  3. Step 3: Cross multiply
    3,550,381,346.40x = 5,325,572,019.60 × 1,481,587,821.60
  4. Step 4: Simplify right side
    3,550,381,346.40x = 7,890,302,647,293,076,480
  5. Step 5: Solve for x
    x = 7,890,302,647,293,076,480/3,550,381,346.40
  6. Step 6: Final answer
    x = 2,222,381,732.40

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Double scale
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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.