Home / 16,222,138,230.42-22,379,419,585.89-9,788,369,531.22

Finding the Fourth Proportional to 16,222,138,230.42, 22,379,419,585.89 and 9,788,369,531.22

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Solution

The fourth proportional to 16,222,138,230.42, 22,379,419,585.89 and 9,788,369,531.22 is: 13,503,647,034.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,222,138,230.42 : 22,379,419,585.89 = 9,788,369,531.22 : x
  2. Step 2: Convert to fraction form
    16,222,138,230.42/22,379,419,585.89 = 9,788,369,531.22/x
  3. Step 3: Cross multiply
    16,222,138,230.42x = 22,379,419,585.89 × 9,788,369,531.22
  4. Step 4: Simplify right side
    16,222,138,230.42x = 219,058,028,800,913,768,448
  5. Step 5: Solve for x
    x = 219,058,028,800,913,768,448/16,222,138,230.42
  6. Step 6: Final answer
    x = 13,503,647,034.03

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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.