Home / 1,003,665,248.88-1,505,330,890.92-303,991,034.36

Finding the Fourth Proportional to 1,003,665,248.88, 1,505,330,890.92 and 303,991,034.36

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Solution

The fourth proportional to 1,003,665,248.88, 1,505,330,890.92 and 303,991,034.36 is: 455,935,975.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,665,248.88 : 1,505,330,890.92 = 303,991,034.36 : x
  2. Step 2: Convert to fraction form
    1,003,665,248.88/1,505,330,890.92 = 303,991,034.36/x
  3. Step 3: Cross multiply
    1,003,665,248.88x = 1,505,330,890.92 × 303,991,034.36
  4. Step 4: Simplify right side
    1,003,665,248.88x = 457,607,094,577,304,512
  5. Step 5: Solve for x
    x = 457,607,094,577,304,512/1,003,665,248.88
  6. Step 6: Final answer
    x = 455,935,975.75

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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.