Home / 2,040,453,007.80-3,060,679,511.70-813,810,780.60

Finding the Fourth Proportional to 2,040,453,007.80, 3,060,679,511.70 and 813,810,780.60

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Solution

The fourth proportional to 2,040,453,007.80, 3,060,679,511.70 and 813,810,780.60 is: 1,220,716,170.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,453,007.80 : 3,060,679,511.70 = 813,810,780.60 : x
  2. Step 2: Convert to fraction form
    2,040,453,007.80/3,060,679,511.70 = 813,810,780.60/x
  3. Step 3: Cross multiply
    2,040,453,007.80x = 3,060,679,511.70 × 813,810,780.60
  4. Step 4: Simplify right side
    2,040,453,007.80x = 2,490,813,982,583,003,648
  5. Step 5: Solve for x
    x = 2,490,813,982,583,003,648/2,040,453,007.80
  6. Step 6: Final answer
    x = 1,220,716,170.90

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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.