Home / 131,040,034.60-196,560,051.90-40,151,813.80

Finding the Fourth Proportional to 131,040,034.60, 196,560,051.90 and 40,151,813.80

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Solution

The fourth proportional to 131,040,034.60, 196,560,051.90 and 40,151,813.80 is: 60,227,720.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,040,034.60 : 196,560,051.90 = 40,151,813.80 : x
  2. Step 2: Convert to fraction form
    131,040,034.60/196,560,051.90 = 40,151,813.80/x
  3. Step 3: Cross multiply
    131,040,034.60x = 196,560,051.90 × 40,151,813.80
  4. Step 4: Simplify right side
    131,040,034.60x = 7,892,242,604,407,136
  5. Step 5: Solve for x
    x = 7,892,242,604,407,136/131,040,034.60
  6. Step 6: Final answer
    x = 60,227,720.70

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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.