Home / 8,229,638,473.94-11,357,213,269.38-4,612,729,065.56

Finding the Fourth Proportional to 8,229,638,473.94, 11,357,213,269.38 and 4,612,729,065.56

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Solution

The fourth proportional to 8,229,638,473.94, 11,357,213,269.38 and 4,612,729,065.56 is: 6,365,741,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229,638,473.94 : 11,357,213,269.38 = 4,612,729,065.56 : x
  2. Step 2: Convert to fraction form
    8,229,638,473.94/11,357,213,269.38 = 4,612,729,065.56/x
  3. Step 3: Cross multiply
    8,229,638,473.94x = 11,357,213,269.38 × 4,612,729,065.56
  4. Step 4: Simplify right side
    8,229,638,473.94x = 52,387,747,751,432,839,168
  5. Step 5: Solve for x
    x = 52,387,747,751,432,839,168/8,229,638,473.94
  6. Step 6: Final answer
    x = 6,365,741,085.39

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Double scale
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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.