Home / 167,994,047.70-251,991,071.55-52,990,215.30

Finding the Fourth Proportional to 167,994,047.70, 251,991,071.55 and 52,990,215.30

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Solution

The fourth proportional to 167,994,047.70, 251,991,071.55 and 52,990,215.30 is: 79,485,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,994,047.70 : 251,991,071.55 = 52,990,215.30 : x
  2. Step 2: Convert to fraction form
    167,994,047.70/251,991,071.55 = 52,990,215.30/x
  3. Step 3: Cross multiply
    167,994,047.70x = 251,991,071.55 × 52,990,215.30
  4. Step 4: Simplify right side
    167,994,047.70x = 13,353,061,135,112,204
  5. Step 5: Solve for x
    x = 13,353,061,135,112,204/167,994,047.70
  6. Step 6: Final answer
    x = 79,485,322.95

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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.