Home / 72,161,580.33-108,242,364.96-33,288,530.40

Finding the Fourth Proportional to 72,161,580.33, 108,242,364.96 and 33,288,530.40

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Solution

The fourth proportional to 72,161,580.33, 108,242,364.96 and 33,288,530.40 is: 49,932,793.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,161,580.33 : 108,242,364.96 = 33,288,530.40 : x
  2. Step 2: Convert to fraction form
    72,161,580.33/108,242,364.96 = 33,288,530.40/x
  3. Step 3: Cross multiply
    72,161,580.33x = 108,242,364.96 × 33,288,530.40
  4. Step 4: Simplify right side
    72,161,580.33x = 3,603,229,256,538,854.50
  5. Step 5: Solve for x
    x = 3,603,229,256,538,854.50/72,161,580.33
  6. Step 6: Final answer
    x = 49,932,793.05

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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.