Home / 1,374,121,122,820.70-1,896,373,269,435.40-756,823,718,121.45

Finding the Fourth Proportional to 1,374,121,122,820.70, 1,896,373,269,435.40 and 756,823,718,121.45

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Solution

The fourth proportional to 1,374,121,122,820.70, 1,896,373,269,435.40 and 756,823,718,121.45 is: 1,044,464,163,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,121,122,820.70 : 1,896,373,269,435.40 = 756,823,718,121.45 : x
  2. Step 2: Convert to fraction form
    1,374,121,122,820.70/1,896,373,269,435.40 = 756,823,718,121.45/x
  3. Step 3: Cross multiply
    1,374,121,122,820.70x = 1,896,373,269,435.40 × 756,823,718,121.45
  4. Step 4: Simplify right side
    1,374,121,122,820.70x = 1,435,220,268,720,229,430,853,632
  5. Step 5: Solve for x
    x = 1,435,220,268,720,229,430,853,632/1,374,121,122,820.70
  6. Step 6: Final answer
    x = 1,044,464,163,227.55

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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.