Home / 299,975,578.32-449,869,977.18-105,841,510.23

Finding the Fourth Proportional to 299,975,578.32, 449,869,977.18 and 105,841,510.23

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Solution

The fourth proportional to 299,975,578.32, 449,869,977.18 and 105,841,510.23 is: 158,729,314.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,975,578.32 : 449,869,977.18 = 105,841,510.23 : x
  2. Step 2: Convert to fraction form
    299,975,578.32/449,869,977.18 = 105,841,510.23/x
  3. Step 3: Cross multiply
    299,975,578.32x = 449,869,977.18 × 105,841,510.23
  4. Step 4: Simplify right side
    299,975,578.32x = 47,614,917,791,866,840
  5. Step 5: Solve for x
    x = 47,614,917,791,866,840/299,975,578.32
  6. Step 6: Final answer
    x = 158,729,314.09

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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.