Home / 1,438,179,860.97-1,984,123,513.68-835,247,847.33

Finding the Fourth Proportional to 1,438,179,860.97, 1,984,123,513.68 and 835,247,847.33

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Solution

The fourth proportional to 1,438,179,860.97, 1,984,123,513.68 and 835,247,847.33 is: 1,152,314,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,179,860.97 : 1,984,123,513.68 = 835,247,847.33 : x
  2. Step 2: Convert to fraction form
    1,438,179,860.97/1,984,123,513.68 = 835,247,847.33/x
  3. Step 3: Cross multiply
    1,438,179,860.97x = 1,984,123,513.68 × 835,247,847.33
  4. Step 4: Simplify right side
    1,438,179,860.97x = 1,657,234,893,638,055,936
  5. Step 5: Solve for x
    x = 1,657,234,893,638,055,936/1,438,179,860.97
  6. Step 6: Final answer
    x = 1,152,314,073.23

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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.