Home / 2,728,772,612.80-4,093,159,312.05-658,494,382.30

Finding the Fourth Proportional to 2,728,772,612.80, 4,093,159,312.05 and 658,494,382.30

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Solution

The fourth proportional to 2,728,772,612.80, 4,093,159,312.05 and 658,494,382.30 is: 987,741,668.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,772,612.80 : 4,093,159,312.05 = 658,494,382.30 : x
  2. Step 2: Convert to fraction form
    2,728,772,612.80/4,093,159,312.05 = 658,494,382.30/x
  3. Step 3: Cross multiply
    2,728,772,612.80x = 4,093,159,312.05 × 658,494,382.30
  4. Step 4: Simplify right side
    2,728,772,612.80x = 2,695,322,412,843,857,408
  5. Step 5: Solve for x
    x = 2,695,322,412,843,857,408/2,728,772,612.80
  6. Step 6: Final answer
    x = 987,741,668.25

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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.