Home / 263,265,827.05-363,318,261.59-145,791,157.30

Finding the Fourth Proportional to 263,265,827.05, 363,318,261.59 and 145,791,157.30

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Solution

The fourth proportional to 263,265,827.05, 363,318,261.59 and 145,791,157.30 is: 201,198,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,265,827.05 : 363,318,261.59 = 145,791,157.30 : x
  2. Step 2: Convert to fraction form
    263,265,827.05/363,318,261.59 = 145,791,157.30/x
  3. Step 3: Cross multiply
    263,265,827.05x = 363,318,261.59 × 145,791,157.30
  4. Step 4: Simplify right side
    263,265,827.05x = 52,968,589,823,613,640
  5. Step 5: Solve for x
    x = 52,968,589,823,613,640/263,265,827.05
  6. Step 6: Final answer
    x = 201,198,121.37

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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.