Home / 2,889,561,559.82-3,987,527,131.39-1,700,207,562.78

Finding the Fourth Proportional to 2,889,561,559.82, 3,987,527,131.39 and 1,700,207,562.78

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Solution

The fourth proportional to 2,889,561,559.82, 3,987,527,131.39 and 1,700,207,562.78 is: 2,346,246,530.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,561,559.82 : 3,987,527,131.39 = 1,700,207,562.78 : x
  2. Step 2: Convert to fraction form
    2,889,561,559.82/3,987,527,131.39 = 1,700,207,562.78/x
  3. Step 3: Cross multiply
    2,889,561,559.82x = 3,987,527,131.39 × 1,700,207,562.78
  4. Step 4: Simplify right side
    2,889,561,559.82x = 6,779,623,785,579,716,608
  5. Step 5: Solve for x
    x = 6,779,623,785,579,716,608/2,889,561,559.82
  6. Step 6: Final answer
    x = 2,346,246,530.91

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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.