Home / 118,479,613.07-177,727,217.61-31,043,271.06

Finding the Fourth Proportional to 118,479,613.07, 177,727,217.61 and 31,043,271.06

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Solution

The fourth proportional to 118,479,613.07, 177,727,217.61 and 31,043,271.06 is: 46,566,949.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,479,613.07 : 177,727,217.61 = 31,043,271.06 : x
  2. Step 2: Convert to fraction form
    118,479,613.07/177,727,217.61 = 31,043,271.06/x
  3. Step 3: Cross multiply
    118,479,613.07x = 177,727,217.61 × 31,043,271.06
  4. Step 4: Simplify right side
    118,479,613.07x = 5,517,234,191,006,836
  5. Step 5: Solve for x
    x = 5,517,234,191,006,836/118,479,613.07
  6. Step 6: Final answer
    x = 46,566,949.78

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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.