Home / 165,016,161.50-227,494,756.60-131,638,925.86

Finding the Fourth Proportional to 165,016,161.50, 227,494,756.60 and 131,638,925.86

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Solution

The fourth proportional to 165,016,161.50, 227,494,756.60 and 131,638,925.86 is: 181,480,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,016,161.50 : 227,494,756.60 = 131,638,925.86 : x
  2. Step 2: Convert to fraction form
    165,016,161.50/227,494,756.60 = 131,638,925.86/x
  3. Step 3: Cross multiply
    165,016,161.50x = 227,494,756.60 × 131,638,925.86
  4. Step 4: Simplify right side
    165,016,161.50x = 29,947,165,398,358,056
  5. Step 5: Solve for x
    x = 29,947,165,398,358,056/165,016,161.50
  6. Step 6: Final answer
    x = 181,480,196.40

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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.