Home / 204,727,793.70-307,091,690.55-127,243,695.90

Finding the Fourth Proportional to 204,727,793.70, 307,091,690.55 and 127,243,695.90

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Solution

The fourth proportional to 204,727,793.70, 307,091,690.55 and 127,243,695.90 is: 190,865,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,727,793.70 : 307,091,690.55 = 127,243,695.90 : x
  2. Step 2: Convert to fraction form
    204,727,793.70/307,091,690.55 = 127,243,695.90/x
  3. Step 3: Cross multiply
    204,727,793.70x = 307,091,690.55 × 127,243,695.90
  4. Step 4: Simplify right side
    204,727,793.70x = 39,075,481,685,761,104
  5. Step 5: Solve for x
    x = 39,075,481,685,761,104/204,727,793.70
  6. Step 6: Final answer
    x = 190,865,543.85

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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.