Home / 363,691,330.20-545,536,995.30-104,914,992.60

Finding the Fourth Proportional to 363,691,330.20, 545,536,995.30 and 104,914,992.60

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Solution

The fourth proportional to 363,691,330.20, 545,536,995.30 and 104,914,992.60 is: 157,372,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,691,330.20 : 545,536,995.30 = 104,914,992.60 : x
  2. Step 2: Convert to fraction form
    363,691,330.20/545,536,995.30 = 104,914,992.60/x
  3. Step 3: Cross multiply
    363,691,330.20x = 545,536,995.30 × 104,914,992.60
  4. Step 4: Simplify right side
    363,691,330.20x = 57,235,009,824,925,728
  5. Step 5: Solve for x
    x = 57,235,009,824,925,728/363,691,330.20
  6. Step 6: Final answer
    x = 157,372,488.90

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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.