Home / 1,450,568,328.36-2,001,765,144.78-806,819,921.16

Finding the Fourth Proportional to 1,450,568,328.36, 2,001,765,144.78 and 806,819,921.16

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Solution

The fourth proportional to 1,450,568,328.36, 2,001,765,144.78 and 806,819,921.16 is: 1,113,400,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,568,328.36 : 2,001,765,144.78 = 806,819,921.16 : x
  2. Step 2: Convert to fraction form
    1,450,568,328.36/2,001,765,144.78 = 806,819,921.16/x
  3. Step 3: Cross multiply
    1,450,568,328.36x = 2,001,765,144.78 × 806,819,921.16
  4. Step 4: Simplify right side
    1,450,568,328.36x = 1,615,063,996,292,235,520
  5. Step 5: Solve for x
    x = 1,615,063,996,292,235,520/1,450,568,328.36
  6. Step 6: Final answer
    x = 1,113,400,840.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.