Home / 99,680,015.30-149,586,896.55-34,983,695.30

Finding the Fourth Proportional to 99,680,015.30, 149,586,896.55 and 34,983,695.30

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Solution

The fourth proportional to 99,680,015.30, 149,586,896.55 and 34,983,695.30 is: 52,499,012.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,680,015.30 : 149,586,896.55 = 34,983,695.30 : x
  2. Step 2: Convert to fraction form
    99,680,015.30/149,586,896.55 = 34,983,695.30/x
  3. Step 3: Cross multiply
    99,680,015.30x = 149,586,896.55 × 34,983,695.30
  4. Step 4: Simplify right side
    99,680,015.30x = 5,233,102,409,777,821
  5. Step 5: Solve for x
    x = 5,233,102,409,777,821/99,680,015.30
  6. Step 6: Final answer
    x = 52,499,012.91

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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.