Home / 1,294,704,614.70-1,942,056,922.05-777,718,809.90

Finding the Fourth Proportional to 1,294,704,614.70, 1,942,056,922.05 and 777,718,809.90

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Solution

The fourth proportional to 1,294,704,614.70, 1,942,056,922.05 and 777,718,809.90 is: 1,166,578,214.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,704,614.70 : 1,942,056,922.05 = 777,718,809.90 : x
  2. Step 2: Convert to fraction form
    1,294,704,614.70/1,942,056,922.05 = 777,718,809.90/x
  3. Step 3: Cross multiply
    1,294,704,614.70x = 1,942,056,922.05 × 777,718,809.90
  4. Step 4: Simplify right side
    1,294,704,614.70x = 1,510,374,198,174,782,976
  5. Step 5: Solve for x
    x = 1,510,374,198,174,782,976/1,294,704,614.70
  6. Step 6: Final answer
    x = 1,166,578,214.85

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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.