Home / 1,404,226,639.28-1,937,839,235.70-777,681,932.24

Finding the Fourth Proportional to 1,404,226,639.28, 1,937,839,235.70 and 777,681,932.24

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Solution

The fourth proportional to 1,404,226,639.28, 1,937,839,235.70 and 777,681,932.24 is: 1,073,204,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,226,639.28 : 1,937,839,235.70 = 777,681,932.24 : x
  2. Step 2: Convert to fraction form
    1,404,226,639.28/1,937,839,235.70 = 777,681,932.24/x
  3. Step 3: Cross multiply
    1,404,226,639.28x = 1,937,839,235.70 × 777,681,932.24
  4. Step 4: Simplify right side
    1,404,226,639.28x = 1,507,022,561,189,660,928
  5. Step 5: Solve for x
    x = 1,507,022,561,189,660,928/1,404,226,639.28
  6. Step 6: Final answer
    x = 1,073,204,651.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.