Home / 108,419,660.82-149,620,870.67-58,859,994.92

Finding the Fourth Proportional to 108,419,660.82, 149,620,870.67 and 58,859,994.92

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Solution

The fourth proportional to 108,419,660.82, 149,620,870.67 and 58,859,994.92 is: 81,227,736.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,419,660.82 : 149,620,870.67 = 58,859,994.92 : x
  2. Step 2: Convert to fraction form
    108,419,660.82/149,620,870.67 = 58,859,994.92/x
  3. Step 3: Cross multiply
    108,419,660.82x = 149,620,870.67 × 58,859,994.92
  4. Step 4: Simplify right side
    108,419,660.82x = 8,806,683,686,519,772
  5. Step 5: Solve for x
    x = 8,806,683,686,519,772/108,419,660.82
  6. Step 6: Final answer
    x = 81,227,736.92

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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.