Home / 167,531,268.40-251,320,522.20-52,503,816.40

Finding the Fourth Proportional to 167,531,268.40, 251,320,522.20 and 52,503,816.40

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Solution

The fourth proportional to 167,531,268.40, 251,320,522.20 and 52,503,816.40 is: 78,763,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,531,268.40 : 251,320,522.20 = 52,503,816.40 : x
  2. Step 2: Convert to fraction form
    167,531,268.40/251,320,522.20 = 52,503,816.40/x
  3. Step 3: Cross multiply
    167,531,268.40x = 251,320,522.20 × 52,503,816.40
  4. Step 4: Simplify right side
    167,531,268.40x = 13,195,286,555,140,924
  5. Step 5: Solve for x
    x = 13,195,286,555,140,924/167,531,268.40
  6. Step 6: Final answer
    x = 78,763,126.91

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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.