Home / 36,874,079,352.56-55,311,204,055.08-21,254,985,847.28

Finding the Fourth Proportional to 36,874,079,352.56, 55,311,204,055.08 and 21,254,985,847.28

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Solution

The fourth proportional to 36,874,079,352.56, 55,311,204,055.08 and 21,254,985,847.28 is: 31,882,527,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,874,079,352.56 : 55,311,204,055.08 = 21,254,985,847.28 : x
  2. Step 2: Convert to fraction form
    36,874,079,352.56/55,311,204,055.08 = 21,254,985,847.28/x
  3. Step 3: Cross multiply
    36,874,079,352.56x = 55,311,204,055.08 × 21,254,985,847.28
  4. Step 4: Simplify right side
    36,874,079,352.56x = 1,175,638,859,386,741,456,896
  5. Step 5: Solve for x
    x = 1,175,638,859,386,741,456,896/36,874,079,352.56
  6. Step 6: Final answer
    x = 31,882,527,781.81

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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.