Home / 131,175,167.40-196,767,416.70-40,298,610.60

Finding the Fourth Proportional to 131,175,167.40, 196,767,416.70 and 40,298,610.60

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Solution

The fourth proportional to 131,175,167.40, 196,767,416.70 and 40,298,610.60 is: 60,449,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,175,167.40 : 196,767,416.70 = 40,298,610.60 : x
  2. Step 2: Convert to fraction form
    131,175,167.40/196,767,416.70 = 40,298,610.60/x
  3. Step 3: Cross multiply
    131,175,167.40x = 196,767,416.70 × 40,298,610.60
  4. Step 4: Simplify right side
    131,175,167.40x = 7,929,453,504,361,237
  5. Step 5: Solve for x
    x = 7,929,453,504,361,237/131,175,167.40
  6. Step 6: Final answer
    x = 60,449,349.23

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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.