Home / 512,052,151.84-767,767,199.69-200,786,867.48

Finding the Fourth Proportional to 512,052,151.84, 767,767,199.69 and 200,786,867.48

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Solution

The fourth proportional to 512,052,151.84, 767,767,199.69 and 200,786,867.48 is: 301,058,340.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,052,151.84 : 767,767,199.69 = 200,786,867.48 : x
  2. Step 2: Convert to fraction form
    512,052,151.84/767,767,199.69 = 200,786,867.48/x
  3. Step 3: Cross multiply
    512,052,151.84x = 767,767,199.69 × 200,786,867.48
  4. Step 4: Simplify right side
    512,052,151.84x = 154,157,570,979,646,720
  5. Step 5: Solve for x
    x = 154,157,570,979,646,720/512,052,151.84
  6. Step 6: Final answer
    x = 301,058,340.30

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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.