Home / 131,917,692.93-197,906,939.15-45,656,100.70

Finding the Fourth Proportional to 131,917,692.93, 197,906,939.15 and 45,656,100.70

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Solution

The fourth proportional to 131,917,692.93, 197,906,939.15 and 45,656,100.70 is: 68,494,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,917,692.93 : 197,906,939.15 = 45,656,100.70 : x
  2. Step 2: Convert to fraction form
    131,917,692.93/197,906,939.15 = 45,656,100.70/x
  3. Step 3: Cross multiply
    131,917,692.93x = 197,906,939.15 × 45,656,100.70
  4. Step 4: Simplify right side
    131,917,692.93x = 9,035,659,142,338,124
  5. Step 5: Solve for x
    x = 9,035,659,142,338,124/131,917,692.93
  6. Step 6: Final answer
    x = 68,494,672.26

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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.