Home / 118,298,125.56-177,288,573.81-92,068,633.86

Finding the Fourth Proportional to 118,298,125.56, 177,288,573.81 and 92,068,633.86

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Solution

The fourth proportional to 118,298,125.56, 177,288,573.81 and 92,068,633.86 is: 137,979,504.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,298,125.56 : 177,288,573.81 = 92,068,633.86 : x
  2. Step 2: Convert to fraction form
    118,298,125.56/177,288,573.81 = 92,068,633.86/x
  3. Step 3: Cross multiply
    118,298,125.56x = 177,288,573.81 × 92,068,633.86
  4. Step 4: Simplify right side
    118,298,125.56x = 16,322,716,789,674,476
  5. Step 5: Solve for x
    x = 16,322,716,789,674,476/118,298,125.56
  6. Step 6: Final answer
    x = 137,979,504.85

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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.