Home / 1,823,143,589.61-2,515,167,737.10-1,220,508,361.37

Finding the Fourth Proportional to 1,823,143,589.61, 2,515,167,737.10 and 1,220,508,361.37

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Solution

The fourth proportional to 1,823,143,589.61, 2,515,167,737.10 and 1,220,508,361.37 is: 1,683,785,781.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823,143,589.61 : 2,515,167,737.10 = 1,220,508,361.37 : x
  2. Step 2: Convert to fraction form
    1,823,143,589.61/2,515,167,737.10 = 1,220,508,361.37/x
  3. Step 3: Cross multiply
    1,823,143,589.61x = 2,515,167,737.10 × 1,220,508,361.37
  4. Step 4: Simplify right side
    1,823,143,589.61x = 3,069,783,253,366,035,968
  5. Step 5: Solve for x
    x = 3,069,783,253,366,035,968/1,823,143,589.61
  6. Step 6: Final answer
    x = 1,683,785,781.25

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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.