Home / 133,149,376.80-199,716,093.72-55,406,646

Finding the Fourth Proportional to 133,149,376.80, 199,716,093.72 and 55,406,646

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Solution

The fourth proportional to 133,149,376.80, 199,716,093.72 and 55,406,646 is: 83,106,651.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,149,376.80 : 199,716,093.72 = 55,406,646 : x
  2. Step 2: Convert to fraction form
    133,149,376.80/199,716,093.72 = 55,406,646/x
  3. Step 3: Cross multiply
    133,149,376.80x = 199,716,093.72 × 55,406,646
  4. Step 4: Simplify right side
    133,149,376.80x = 11,065,598,905,246,864
  5. Step 5: Solve for x
    x = 11,065,598,905,246,864/133,149,376.80
  6. Step 6: Final answer
    x = 83,106,651.88

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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.