Home / 118,298,006.10-177,288,394.38-92,068,513.80

Finding the Fourth Proportional to 118,298,006.10, 177,288,394.38 and 92,068,513.80

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Solution

The fourth proportional to 118,298,006.10, 177,288,394.38 and 92,068,513.80 is: 137,979,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,298,006.10 : 177,288,394.38 = 92,068,513.80 : x
  2. Step 2: Convert to fraction form
    118,298,006.10/177,288,394.38 = 92,068,513.80/x
  3. Step 3: Cross multiply
    118,298,006.10x = 177,288,394.38 × 92,068,513.80
  4. Step 4: Simplify right side
    118,298,006.10x = 16,322,678,984,554,872
  5. Step 5: Solve for x
    x = 16,322,678,984,554,872/118,298,006.10
  6. Step 6: Final answer
    x = 137,979,324.61

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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.