Home / 1,303,877,544.40-1,955,144,470.20-485,568,629.20

Finding the Fourth Proportional to 1,303,877,544.40, 1,955,144,470.20 and 485,568,629.20

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Solution

The fourth proportional to 1,303,877,544.40, 1,955,144,470.20 and 485,568,629.20 is: 728,102,745.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,877,544.40 : 1,955,144,470.20 = 485,568,629.20 : x
  2. Step 2: Convert to fraction form
    1,303,877,544.40/1,955,144,470.20 = 485,568,629.20/x
  3. Step 3: Cross multiply
    1,303,877,544.40x = 1,955,144,470.20 × 485,568,629.20
  4. Step 4: Simplify right side
    1,303,877,544.40x = 949,356,820,282,974,208
  5. Step 5: Solve for x
    x = 949,356,820,282,974,208/1,303,877,544.40
  6. Step 6: Final answer
    x = 728,102,745.81

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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.