Home / 211,175,189,145.82-291,427,284,199.53-114,836,910,064.48

Finding the Fourth Proportional to 211,175,189,145.82, 291,427,284,199.53 and 114,836,910,064.48

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Solution

The fourth proportional to 211,175,189,145.82, 291,427,284,199.53 and 114,836,910,064.48 is: 158,477,939,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,175,189,145.82 : 291,427,284,199.53 = 114,836,910,064.48 : x
  2. Step 2: Convert to fraction form
    211,175,189,145.82/291,427,284,199.53 = 114,836,910,064.48/x
  3. Step 3: Cross multiply
    211,175,189,145.82x = 291,427,284,199.53 × 114,836,910,064.48
  4. Step 4: Simplify right side
    211,175,189,145.82x = 33,466,608,825,957,080,891,392
  5. Step 5: Solve for x
    x = 33,466,608,825,957,080,891,392/211,175,189,145.82
  6. Step 6: Final answer
    x = 158,477,939,389.21

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1.5x scale

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.