Home / 299,727,013.11-449,621,356.10-113,138,122.86

Finding the Fourth Proportional to 299,727,013.11, 449,621,356.10 and 113,138,122.86

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Solution

The fourth proportional to 299,727,013.11, 449,621,356.10 and 113,138,122.86 is: 169,718,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,727,013.11 : 449,621,356.10 = 113,138,122.86 : x
  2. Step 2: Convert to fraction form
    299,727,013.11/449,621,356.10 = 113,138,122.86/x
  3. Step 3: Cross multiply
    299,727,013.11x = 449,621,356.10 × 113,138,122.86
  4. Step 4: Simplify right side
    299,727,013.11x = 50,869,316,226,355,920
  5. Step 5: Solve for x
    x = 50,869,316,226,355,920/299,727,013.11
  6. Step 6: Final answer
    x = 169,718,824.14

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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.