Home / 2,889,359,093.46-3,987,335,956.32-1,569,259,649.46

Finding the Fourth Proportional to 2,889,359,093.46, 3,987,335,956.32 and 1,569,259,649.46

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Solution

The fourth proportional to 2,889,359,093.46, 3,987,335,956.32 and 1,569,259,649.46 is: 2,165,589,399.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,359,093.46 : 3,987,335,956.32 = 1,569,259,649.46 : x
  2. Step 2: Convert to fraction form
    2,889,359,093.46/3,987,335,956.32 = 1,569,259,649.46/x
  3. Step 3: Cross multiply
    2,889,359,093.46x = 3,987,335,956.32 × 1,569,259,649.46
  4. Step 4: Simplify right side
    2,889,359,093.46x = 6,257,165,425,093,977,088
  5. Step 5: Solve for x
    x = 6,257,165,425,093,977,088/2,889,359,093.46
  6. Step 6: Final answer
    x = 2,165,589,399.83

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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.