Home / 40,331,385,069.36-55,662,191,919.83-22,954,520,221.07

Finding the Fourth Proportional to 40,331,385,069.36, 55,662,191,919.83 and 22,954,520,221.07

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Solution

The fourth proportional to 40,331,385,069.36, 55,662,191,919.83 and 22,954,520,221.07 is: 31,680,015,644.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331,385,069.36 : 55,662,191,919.83 = 22,954,520,221.07 : x
  2. Step 2: Convert to fraction form
    40,331,385,069.36/55,662,191,919.83 = 22,954,520,221.07/x
  3. Step 3: Cross multiply
    40,331,385,069.36x = 55,662,191,919.83 × 22,954,520,221.07
  4. Step 4: Simplify right side
    40,331,385,069.36x = 1,277,698,909,972,423,770,112
  5. Step 5: Solve for x
    x = 1,277,698,909,972,423,770,112/40,331,385,069.36
  6. Step 6: Final answer
    x = 31,680,015,644.77

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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.