Home / 1,003,665,242.87-1,505,330,881.93-303,991,028.36

Finding the Fourth Proportional to 1,003,665,242.87, 1,505,330,881.93 and 303,991,028.36

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Solution

The fourth proportional to 1,003,665,242.87, 1,505,330,881.93 and 303,991,028.36 is: 455,935,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,665,242.87 : 1,505,330,881.93 = 303,991,028.36 : x
  2. Step 2: Convert to fraction form
    1,003,665,242.87/1,505,330,881.93 = 303,991,028.36/x
  3. Step 3: Cross multiply
    1,003,665,242.87x = 1,505,330,881.93 × 303,991,028.36
  4. Step 4: Simplify right side
    1,003,665,242.87x = 457,607,082,816,747,200
  5. Step 5: Solve for x
    x = 457,607,082,816,747,200/1,003,665,242.87
  6. Step 6: Final answer
    x = 455,935,966.76

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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.