Home / 1,066,317,022.44-1,599,545,713.68-279,389,943.72

Finding the Fourth Proportional to 1,066,317,022.44, 1,599,545,713.68 and 279,389,943.72

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Solution

The fourth proportional to 1,066,317,022.44, 1,599,545,713.68 and 279,389,943.72 is: 419,103,303.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,317,022.44 : 1,599,545,713.68 = 279,389,943.72 : x
  2. Step 2: Convert to fraction form
    1,066,317,022.44/1,599,545,713.68 = 279,389,943.72/x
  3. Step 3: Cross multiply
    1,066,317,022.44x = 1,599,545,713.68 × 279,389,943.72
  4. Step 4: Simplify right side
    1,066,317,022.44x = 446,896,986,922,622,528
  5. Step 5: Solve for x
    x = 446,896,986,922,622,528/1,066,317,022.44
  6. Step 6: Final answer
    x = 419,103,303.72

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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.