Home / 1,335,568,725.72-2,003,353,150.90-914,975,357.36

Finding the Fourth Proportional to 1,335,568,725.72, 2,003,353,150.90 and 914,975,357.36

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Solution

The fourth proportional to 1,335,568,725.72, 2,003,353,150.90 and 914,975,357.36 is: 1,372,463,078.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,568,725.72 : 2,003,353,150.90 = 914,975,357.36 : x
  2. Step 2: Convert to fraction form
    1,335,568,725.72/2,003,353,150.90 = 914,975,357.36/x
  3. Step 3: Cross multiply
    1,335,568,725.72x = 2,003,353,150.90 × 914,975,357.36
  4. Step 4: Simplify right side
    1,335,568,725.72x = 1,833,018,765,163,009,536
  5. Step 5: Solve for x
    x = 1,833,018,765,163,009,536/1,335,568,725.72
  6. Step 6: Final answer
    x = 1,372,463,078.73

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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.