Home / 1,003,665,250.20-1,505,330,892.87-303,991,035.63

Finding the Fourth Proportional to 1,003,665,250.20, 1,505,330,892.87 and 303,991,035.63

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Solution

The fourth proportional to 1,003,665,250.20, 1,505,330,892.87 and 303,991,035.63 is: 455,935,977.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,665,250.20 : 1,505,330,892.87 = 303,991,035.63 : x
  2. Step 2: Convert to fraction form
    1,003,665,250.20/1,505,330,892.87 = 303,991,035.63/x
  3. Step 3: Cross multiply
    1,003,665,250.20x = 1,505,330,892.87 × 303,991,035.63
  4. Step 4: Simplify right side
    1,003,665,250.20x = 457,607,097,089,383,872
  5. Step 5: Solve for x
    x = 457,607,097,089,383,872/1,003,665,250.20
  6. Step 6: Final answer
    x = 455,935,977.66

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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.