Home / 40,331,385,012.20-55,662,191,840.84-22,954,520,163.60

Finding the Fourth Proportional to 40,331,385,012.20, 55,662,191,840.84 and 22,954,520,163.60

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Solution

The fourth proportional to 40,331,385,012.20, 55,662,191,840.84 and 22,954,520,163.60 is: 31,680,015,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,331,385,012.20 : 55,662,191,840.84 = 22,954,520,163.60 : x
  2. Step 2: Convert to fraction form
    40,331,385,012.20/55,662,191,840.84 = 22,954,520,163.60/x
  3. Step 3: Cross multiply
    40,331,385,012.20x = 55,662,191,840.84 × 22,954,520,163.60
  4. Step 4: Simplify right side
    40,331,385,012.20x = 1,277,698,904,960,733,020,160
  5. Step 5: Solve for x
    x = 1,277,698,904,960,733,020,160/40,331,385,012.20
  6. Step 6: Final answer
    x = 31,680,015,565.40

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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.