Home / 108,313,651-149,436,488.82-61,871,024.44

Finding the Fourth Proportional to 108,313,651, 149,436,488.82 and 61,871,024.44

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Solution

The fourth proportional to 108,313,651, 149,436,488.82 and 61,871,024.44 is: 85,361,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,313,651 : 149,436,488.82 = 61,871,024.44 : x
  2. Step 2: Convert to fraction form
    108,313,651/149,436,488.82 = 61,871,024.44/x
  3. Step 3: Cross multiply
    108,313,651x = 149,436,488.82 × 61,871,024.44
  4. Step 4: Simplify right side
    108,313,651x = 9,245,788,652,010,006
  5. Step 5: Solve for x
    x = 9,245,788,652,010,006/108,313,651
  6. Step 6: Final answer
    x = 85,361,250.10

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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.