Home / 107,801,889.60-161,709,832.80-56,783,553.60

Finding the Fourth Proportional to 107,801,889.60, 161,709,832.80 and 56,783,553.60

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Solution

The fourth proportional to 107,801,889.60, 161,709,832.80 and 56,783,553.60 is: 85,179,016.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,801,889.60 : 161,709,832.80 = 56,783,553.60 : x
  2. Step 2: Convert to fraction form
    107,801,889.60/161,709,832.80 = 56,783,553.60/x
  3. Step 3: Cross multiply
    107,801,889.60x = 161,709,832.80 × 56,783,553.60
  4. Step 4: Simplify right side
    107,801,889.60x = 9,182,458,958,445,838
  5. Step 5: Solve for x
    x = 9,182,458,958,445,838/107,801,889.60
  6. Step 6: Final answer
    x = 85,179,016.74

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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.