Home / 7,488,372,290.20-11,232,558,435.30-5,311,589,954.20

Finding the Fourth Proportional to 7,488,372,290.20, 11,232,558,435.30 and 5,311,589,954.20

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Solution

The fourth proportional to 7,488,372,290.20, 11,232,558,435.30 and 5,311,589,954.20 is: 7,967,384,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,372,290.20 : 11,232,558,435.30 = 5,311,589,954.20 : x
  2. Step 2: Convert to fraction form
    7,488,372,290.20/11,232,558,435.30 = 5,311,589,954.20/x
  3. Step 3: Cross multiply
    7,488,372,290.20x = 11,232,558,435.30 × 5,311,589,954.20
  4. Step 4: Simplify right side
    7,488,372,290.20x = 59,662,744,544,903,946,240
  5. Step 5: Solve for x
    x = 59,662,744,544,903,946,240/7,488,372,290.20
  6. Step 6: Final answer
    x = 7,967,384,931.30

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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.