Home / 1,256,498,674.70-1,882,296,079.94-978,849,846.29

Finding the Fourth Proportional to 1,256,498,674.70, 1,882,296,079.94 and 978,849,846.29

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Solution

The fourth proportional to 1,256,498,674.70, 1,882,296,079.94 and 978,849,846.29 is: 1,466,364,641.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,498,674.70 : 1,882,296,079.94 = 978,849,846.29 : x
  2. Step 2: Convert to fraction form
    1,256,498,674.70/1,882,296,079.94 = 978,849,846.29/x
  3. Step 3: Cross multiply
    1,256,498,674.70x = 1,882,296,079.94 × 978,849,846.29
  4. Step 4: Simplify right side
    1,256,498,674.70x = 1,842,485,228,507,232,768
  5. Step 5: Solve for x
    x = 1,842,485,228,507,232,768/1,256,498,674.70
  6. Step 6: Final answer
    x = 1,466,364,641.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.