Home / 131,175,050.40-196,767,241.20-40,298,493.60

Finding the Fourth Proportional to 131,175,050.40, 196,767,241.20 and 40,298,493.60

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Solution

The fourth proportional to 131,175,050.40, 196,767,241.20 and 40,298,493.60 is: 60,449,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,175,050.40 : 196,767,241.20 = 40,298,493.60 : x
  2. Step 2: Convert to fraction form
    131,175,050.40/196,767,241.20 = 40,298,493.60/x
  3. Step 3: Cross multiply
    131,175,050.40x = 196,767,241.20 × 40,298,493.60
  4. Step 4: Simplify right side
    131,175,050.40x = 7,929,423,410,187,856
  5. Step 5: Solve for x
    x = 7,929,423,410,187,856/131,175,050.40
  6. Step 6: Final answer
    x = 60,449,173.73

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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.