Home / 118,098,004.20-177,147,006.30-108,771,214.65

Finding the Fourth Proportional to 118,098,004.20, 177,147,006.30 and 108,771,214.65

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Solution

The fourth proportional to 118,098,004.20, 177,147,006.30 and 108,771,214.65 is: 163,156,821.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,098,004.20 : 177,147,006.30 = 108,771,214.65 : x
  2. Step 2: Convert to fraction form
    118,098,004.20/177,147,006.30 = 108,771,214.65/x
  3. Step 3: Cross multiply
    118,098,004.20x = 177,147,006.30 × 108,771,214.65
  4. Step 4: Simplify right side
    118,098,004.20x = 19,268,495,046,862,204
  5. Step 5: Solve for x
    x = 19,268,495,046,862,204/118,098,004.20
  6. Step 6: Final answer
    x = 163,156,821.98

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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.