Home / 3,868,318,440.60-5,338,297,525.89-2,197,659,255.36

Finding the Fourth Proportional to 3,868,318,440.60, 5,338,297,525.89 and 2,197,659,255.36

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Solution

The fourth proportional to 3,868,318,440.60, 5,338,297,525.89 and 2,197,659,255.36 is: 3,032,780,042.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,318,440.60 : 5,338,297,525.89 = 2,197,659,255.36 : x
  2. Step 2: Convert to fraction form
    3,868,318,440.60/5,338,297,525.89 = 2,197,659,255.36/x
  3. Step 3: Cross multiply
    3,868,318,440.60x = 5,338,297,525.89 × 2,197,659,255.36
  4. Step 4: Simplify right side
    3,868,318,440.60x = 11,731,758,965,637,550,080
  5. Step 5: Solve for x
    x = 11,731,758,965,637,550,080/3,868,318,440.60
  6. Step 6: Final answer
    x = 3,032,780,042.75

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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.