Home / 371,492,990.68-557,239,589.60-109,177,527.43

Finding the Fourth Proportional to 371,492,990.68, 557,239,589.60 and 109,177,527.43

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Solution

The fourth proportional to 371,492,990.68, 557,239,589.60 and 109,177,527.43 is: 163,766,321.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,492,990.68 : 557,239,589.60 = 109,177,527.43 : x
  2. Step 2: Convert to fraction form
    371,492,990.68/557,239,589.60 = 109,177,527.43/x
  3. Step 3: Cross multiply
    371,492,990.68x = 557,239,589.60 × 109,177,527.43
  4. Step 4: Simplify right side
    371,492,990.68x = 60,838,040,575,303,856
  5. Step 5: Solve for x
    x = 60,838,040,575,303,856/371,492,990.68
  6. Step 6: Final answer
    x = 163,766,321.58

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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.