Home / 1,335,568,721.96-2,003,353,145.26-914,975,353.60

Finding the Fourth Proportional to 1,335,568,721.96, 2,003,353,145.26 and 914,975,353.60

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Solution

The fourth proportional to 1,335,568,721.96, 2,003,353,145.26 and 914,975,353.60 is: 1,372,463,073.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,568,721.96 : 2,003,353,145.26 = 914,975,353.60 : x
  2. Step 2: Convert to fraction form
    1,335,568,721.96/2,003,353,145.26 = 914,975,353.60/x
  3. Step 3: Cross multiply
    1,335,568,721.96x = 2,003,353,145.26 × 914,975,353.60
  4. Step 4: Simplify right side
    1,335,568,721.96x = 1,833,018,752,462,644,736
  5. Step 5: Solve for x
    x = 1,833,018,752,462,644,736/1,335,568,721.96
  6. Step 6: Final answer
    x = 1,372,463,073.09

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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.