Home / 43,822,166,121.48-65,775,755,550.52-21,148,476,633.92

Finding the Fourth Proportional to 43,822,166,121.48, 65,775,755,550.52 and 21,148,476,633.92

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Solution

The fourth proportional to 43,822,166,121.48, 65,775,755,550.52 and 21,148,476,633.92 is: 31,743,228,426.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,822,166,121.48 : 65,775,755,550.52 = 21,148,476,633.92 : x
  2. Step 2: Convert to fraction form
    43,822,166,121.48/65,775,755,550.52 = 21,148,476,633.92/x
  3. Step 3: Cross multiply
    43,822,166,121.48x = 65,775,755,550.52 × 21,148,476,633.92
  4. Step 4: Simplify right side
    43,822,166,121.48x = 1,391,057,029,338,605,813,760
  5. Step 5: Solve for x
    x = 1,391,057,029,338,605,813,760/43,822,166,121.48
  6. Step 6: Final answer
    x = 31,743,228,426.51

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1.5x scale

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.