Home / 109,933,908.30-151,767,692.24-84,761,038.04

Finding the Fourth Proportional to 109,933,908.30, 151,767,692.24 and 84,761,038.04

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Solution

The fourth proportional to 109,933,908.30, 151,767,692.24 and 84,761,038.04 is: 117,015,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,933,908.30 : 151,767,692.24 = 84,761,038.04 : x
  2. Step 2: Convert to fraction form
    109,933,908.30/151,767,692.24 = 84,761,038.04/x
  3. Step 3: Cross multiply
    109,933,908.30x = 151,767,692.24 × 84,761,038.04
  4. Step 4: Simplify right side
    109,933,908.30x = 12,863,987,134,015,010
  5. Step 5: Solve for x
    x = 12,863,987,134,015,010/109,933,908.30
  6. Step 6: Final answer
    x = 117,015,644.52

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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.