Home / 242,325,855.36-334,436,008.68-149,503,976.64

Finding the Fourth Proportional to 242,325,855.36, 334,436,008.68 and 149,503,976.64

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Solution

The fourth proportional to 242,325,855.36, 334,436,008.68 and 149,503,976.64 is: 206,331,731.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,325,855.36 : 334,436,008.68 = 149,503,976.64 : x
  2. Step 2: Convert to fraction form
    242,325,855.36/334,436,008.68 = 149,503,976.64/x
  3. Step 3: Cross multiply
    242,325,855.36x = 334,436,008.68 × 149,503,976.64
  4. Step 4: Simplify right side
    242,325,855.36x = 49,999,513,229,269,552
  5. Step 5: Solve for x
    x = 49,999,513,229,269,552/242,325,855.36
  6. Step 6: Final answer
    x = 206,331,731.11

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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.