Home / 4,919,494,619.20-7,379,241,928.80-4,919,494,619.20

Finding the Fourth Proportional to 4,919,494,619.20, 7,379,241,928.80 and 4,919,494,619.20

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Solution

The fourth proportional to 4,919,494,619.20, 7,379,241,928.80 and 4,919,494,619.20 is: 7,379,241,928.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,494,619.20 : 7,379,241,928.80 = 4,919,494,619.20 : x
  2. Step 2: Convert to fraction form
    4,919,494,619.20/7,379,241,928.80 = 4,919,494,619.20/x
  3. Step 3: Cross multiply
    4,919,494,619.20x = 7,379,241,928.80 × 4,919,494,619.20
  4. Step 4: Simplify right side
    4,919,494,619.20x = 36,302,140,962,506,629,120
  5. Step 5: Solve for x
    x = 36,302,140,962,506,629,120/4,919,494,619.20
  6. Step 6: Final answer
    x = 7,379,241,928.80

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Double scale
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Similar ratio
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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.