Home / 1,969,147,505.11-2,953,726,260.68-804,615,996.18

Finding the Fourth Proportional to 1,969,147,505.11, 2,953,726,260.68 and 804,615,996.18

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Solution

The fourth proportional to 1,969,147,505.11, 2,953,726,260.68 and 804,615,996.18 is: 1,206,926,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,147,505.11 : 2,953,726,260.68 = 804,615,996.18 : x
  2. Step 2: Convert to fraction form
    1,969,147,505.11/2,953,726,260.68 = 804,615,996.18/x
  3. Step 3: Cross multiply
    1,969,147,505.11x = 2,953,726,260.68 × 804,615,996.18
  4. Step 4: Simplify right side
    1,969,147,505.11x = 2,376,615,397,682,075,648
  5. Step 5: Solve for x
    x = 2,376,615,397,682,075,648/1,969,147,505.11
  6. Step 6: Final answer
    x = 1,206,926,038.56

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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.