Home / 133,149,377.80-199,716,095.22-55,406,647

Finding the Fourth Proportional to 133,149,377.80, 199,716,095.22 and 55,406,647

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Solution

The fourth proportional to 133,149,377.80, 199,716,095.22 and 55,406,647 is: 83,106,653.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,149,377.80 : 199,716,095.22 = 55,406,647 : x
  2. Step 2: Convert to fraction form
    133,149,377.80/199,716,095.22 = 55,406,647/x
  3. Step 3: Cross multiply
    133,149,377.80x = 199,716,095.22 × 55,406,647
  4. Step 4: Simplify right side
    133,149,377.80x = 11,065,599,188,072,928
  5. Step 5: Solve for x
    x = 11,065,599,188,072,928/133,149,377.80
  6. Step 6: Final answer
    x = 83,106,653.38

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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.