Home / 512,052,150.34-767,767,197.44-200,786,865.98

Finding the Fourth Proportional to 512,052,150.34, 767,767,197.44 and 200,786,865.98

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Solution

The fourth proportional to 512,052,150.34, 767,767,197.44 and 200,786,865.98 is: 301,058,338.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,052,150.34 : 767,767,197.44 = 200,786,865.98 : x
  2. Step 2: Convert to fraction form
    512,052,150.34/767,767,197.44 = 200,786,865.98/x
  3. Step 3: Cross multiply
    512,052,150.34x = 767,767,197.44 × 200,786,865.98
  4. Step 4: Simplify right side
    512,052,150.34x = 154,157,569,376,225,472
  5. Step 5: Solve for x
    x = 154,157,569,376,225,472/512,052,150.34
  6. Step 6: Final answer
    x = 301,058,338.05

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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.