Home / 149,463,736.80-224,260,329.44-80,295,837.72

Finding the Fourth Proportional to 149,463,736.80, 224,260,329.44 and 80,295,837.72

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Solution

The fourth proportional to 149,463,736.80, 224,260,329.44 and 80,295,837.72 is: 120,478,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,463,736.80 : 224,260,329.44 = 80,295,837.72 : x
  2. Step 2: Convert to fraction form
    149,463,736.80/224,260,329.44 = 80,295,837.72/x
  3. Step 3: Cross multiply
    149,463,736.80x = 224,260,329.44 × 80,295,837.72
  4. Step 4: Simplify right side
    149,463,736.80x = 18,007,171,019,747,978
  5. Step 5: Solve for x
    x = 18,007,171,019,747,978/149,463,736.80
  6. Step 6: Final answer
    x = 120,478,528.14

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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.