Home / 2,490,474,288.21-3,735,718,524.23-719,989,137.29

Finding the Fourth Proportional to 2,490,474,288.21, 3,735,718,524.23 and 719,989,137.29

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Solution

The fourth proportional to 2,490,474,288.21, 3,735,718,524.23 and 719,989,137.29 is: 1,079,985,756.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,474,288.21 : 3,735,718,524.23 = 719,989,137.29 : x
  2. Step 2: Convert to fraction form
    2,490,474,288.21/3,735,718,524.23 = 719,989,137.29/x
  3. Step 3: Cross multiply
    2,490,474,288.21x = 3,735,718,524.23 × 719,989,137.29
  4. Step 4: Simplify right side
    2,490,474,288.21x = 2,689,676,757,410,360,320
  5. Step 5: Solve for x
    x = 2,689,676,757,410,360,320/2,490,474,288.21
  6. Step 6: Final answer
    x = 1,079,985,756.18

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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.