Home / 31,788,136,093.77-43,853,843,879.87-18,920,560,923.45

Finding the Fourth Proportional to 31,788,136,093.77, 43,853,843,879.87 and 18,920,560,923.45

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Solution

The fourth proportional to 31,788,136,093.77, 43,853,843,879.87 and 18,920,560,923.45 is: 26,102,169,765.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788,136,093.77 : 43,853,843,879.87 = 18,920,560,923.45 : x
  2. Step 2: Convert to fraction form
    31,788,136,093.77/43,853,843,879.87 = 18,920,560,923.45/x
  3. Step 3: Cross multiply
    31,788,136,093.77x = 43,853,843,879.87 × 18,920,560,923.45
  4. Step 4: Simplify right side
    31,788,136,093.77x = 829,739,324,856,450,678,784
  5. Step 5: Solve for x
    x = 829,739,324,856,450,678,784/31,788,136,093.77
  6. Step 6: Final answer
    x = 26,102,169,765.75

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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.