Home / 11,242,039,437.42-15,513,482,215.44-6,728,405,392.32

Finding the Fourth Proportional to 11,242,039,437.42, 15,513,482,215.44 and 6,728,405,392.32

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Solution

The fourth proportional to 11,242,039,437.42, 15,513,482,215.44 and 6,728,405,392.32 is: 9,284,880,912.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242,039,437.42 : 15,513,482,215.44 = 6,728,405,392.32 : x
  2. Step 2: Convert to fraction form
    11,242,039,437.42/15,513,482,215.44 = 6,728,405,392.32/x
  3. Step 3: Cross multiply
    11,242,039,437.42x = 15,513,482,215.44 × 6,728,405,392.32
  4. Step 4: Simplify right side
    11,242,039,437.42x = 104,380,997,392,026,910,720
  5. Step 5: Solve for x
    x = 104,380,997,392,026,910,720/11,242,039,437.42
  6. Step 6: Final answer
    x = 9,284,880,912.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.