Home / 746,568,021.60-1,119,852,032.40-280,228,544.10

Finding the Fourth Proportional to 746,568,021.60, 1,119,852,032.40 and 280,228,544.10

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Solution

The fourth proportional to 746,568,021.60, 1,119,852,032.40 and 280,228,544.10 is: 420,342,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,568,021.60 : 1,119,852,032.40 = 280,228,544.10 : x
  2. Step 2: Convert to fraction form
    746,568,021.60/1,119,852,032.40 = 280,228,544.10/x
  3. Step 3: Cross multiply
    746,568,021.60x = 1,119,852,032.40 × 280,228,544.10
  4. Step 4: Simplify right side
    746,568,021.60x = 313,814,504,646,878,080
  5. Step 5: Solve for x
    x = 313,814,504,646,878,080/746,568,021.60
  6. Step 6: Final answer
    x = 420,342,816.15

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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.