Home / 236,198,114.40-354,297,171.60-72,461,142.30

Finding the Fourth Proportional to 236,198,114.40, 354,297,171.60 and 72,461,142.30

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Solution

The fourth proportional to 236,198,114.40, 354,297,171.60 and 72,461,142.30 is: 108,691,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,198,114.40 : 354,297,171.60 = 72,461,142.30 : x
  2. Step 2: Convert to fraction form
    236,198,114.40/354,297,171.60 = 72,461,142.30/x
  3. Step 3: Cross multiply
    236,198,114.40x = 354,297,171.60 × 72,461,142.30
  4. Step 4: Simplify right side
    236,198,114.40x = 25,672,777,767,795,120
  5. Step 5: Solve for x
    x = 25,672,777,767,795,120/236,198,114.40
  6. Step 6: Final answer
    x = 108,691,713.45

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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.