Home / 65,873,927.58-90,904,910.10-36,505,200.30

Finding the Fourth Proportional to 65,873,927.58, 90,904,910.10 and 36,505,200.30

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Solution

The fourth proportional to 65,873,927.58, 90,904,910.10 and 36,505,200.30 is: 50,376,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,873,927.58 : 90,904,910.10 = 36,505,200.30 : x
  2. Step 2: Convert to fraction form
    65,873,927.58/90,904,910.10 = 36,505,200.30/x
  3. Step 3: Cross multiply
    65,873,927.58x = 90,904,910.10 × 36,505,200.30
  4. Step 4: Simplify right side
    65,873,927.58x = 3,318,501,951,453,992.50
  5. Step 5: Solve for x
    x = 3,318,501,951,453,992.50/65,873,927.58
  6. Step 6: Final answer
    x = 50,376,561.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.