Home / 22,376,214,108.09-30,879,906,324.35-12,215,483,765.01

Finding the Fourth Proportional to 22,376,214,108.09, 30,879,906,324.35 and 12,215,483,765.01

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Solution

The fourth proportional to 22,376,214,108.09, 30,879,906,324.35 and 12,215,483,765.01 is: 16,857,766,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,376,214,108.09 : 30,879,906,324.35 = 12,215,483,765.01 : x
  2. Step 2: Convert to fraction form
    22,376,214,108.09/30,879,906,324.35 = 12,215,483,765.01/x
  3. Step 3: Cross multiply
    22,376,214,108.09x = 30,879,906,324.35 × 12,215,483,765.01
  4. Step 4: Simplify right side
    22,376,214,108.09x = 377,212,994,370,065,989,632
  5. Step 5: Solve for x
    x = 377,212,994,370,065,989,632/22,376,214,108.09
  6. Step 6: Final answer
    x = 16,857,766,579.63

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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.