Home / 108,482,155.72-162,726,608.21-51,617,408.23

Finding the Fourth Proportional to 108,482,155.72, 162,726,608.21 and 51,617,408.23

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Solution

The fourth proportional to 108,482,155.72, 162,726,608.21 and 51,617,408.23 is: 77,427,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,482,155.72 : 162,726,608.21 = 51,617,408.23 : x
  2. Step 2: Convert to fraction form
    108,482,155.72/162,726,608.21 = 51,617,408.23/x
  3. Step 3: Cross multiply
    108,482,155.72x = 162,726,608.21 × 51,617,408.23
  4. Step 4: Simplify right side
    108,482,155.72x = 8,399,525,765,858,839
  5. Step 5: Solve for x
    x = 8,399,525,765,858,839/108,482,155.72
  6. Step 6: Final answer
    x = 77,427,718.04

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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.