Home / 216,479,816.32-298,744,487.56-127,175,524.80

Finding the Fourth Proportional to 216,479,816.32, 298,744,487.56 and 127,175,524.80

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Solution

The fourth proportional to 216,479,816.32, 298,744,487.56 and 127,175,524.80 is: 175,503,599.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,479,816.32 : 298,744,487.56 = 127,175,524.80 : x
  2. Step 2: Convert to fraction form
    216,479,816.32/298,744,487.56 = 127,175,524.80/x
  3. Step 3: Cross multiply
    216,479,816.32x = 298,744,487.56 × 127,175,524.80
  4. Step 4: Simplify right side
    216,479,816.32x = 37,992,986,986,432,872
  5. Step 5: Solve for x
    x = 37,992,986,986,432,872/216,479,816.32
  6. Step 6: Final answer
    x = 175,503,599.52

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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.