Home / 2,375,921,974.77-3,278,723,005.13-1,318,588,539.57

Finding the Fourth Proportional to 2,375,921,974.77, 3,278,723,005.13 and 1,318,588,539.57

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Solution

The fourth proportional to 2,375,921,974.77, 3,278,723,005.13 and 1,318,588,539.57 is: 1,819,624,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375,921,974.77 : 3,278,723,005.13 = 1,318,588,539.57 : x
  2. Step 2: Convert to fraction form
    2,375,921,974.77/3,278,723,005.13 = 1,318,588,539.57/x
  3. Step 3: Cross multiply
    2,375,921,974.77x = 3,278,723,005.13 × 1,318,588,539.57
  4. Step 4: Simplify right side
    2,375,921,974.77x = 4,323,286,578,982,334,976
  5. Step 5: Solve for x
    x = 4,323,286,578,982,334,976/2,375,921,974.77
  6. Step 6: Final answer
    x = 1,819,624,812.97

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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.