Home / 106,329,193.80-159,493,790.70-38,163,028.20

Finding the Fourth Proportional to 106,329,193.80, 159,493,790.70 and 38,163,028.20

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Solution

The fourth proportional to 106,329,193.80, 159,493,790.70 and 38,163,028.20 is: 57,244,542.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,329,193.80 : 159,493,790.70 = 38,163,028.20 : x
  2. Step 2: Convert to fraction form
    106,329,193.80/159,493,790.70 = 38,163,028.20/x
  3. Step 3: Cross multiply
    106,329,193.80x = 159,493,790.70 × 38,163,028.20
  4. Step 4: Simplify right side
    106,329,193.80x = 6,086,766,032,208,998
  5. Step 5: Solve for x
    x = 6,086,766,032,208,998/106,329,193.80
  6. Step 6: Final answer
    x = 57,244,542.30

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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.