Home / 322,965,665.37-483,739,780.12-266,999,200.63

Finding the Fourth Proportional to 322,965,665.37, 483,739,780.12 and 266,999,200.63

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Solution

The fourth proportional to 322,965,665.37, 483,739,780.12 and 266,999,200.63 is: 399,912,896.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,965,665.37 : 483,739,780.12 = 266,999,200.63 : x
  2. Step 2: Convert to fraction form
    322,965,665.37/483,739,780.12 = 266,999,200.63/x
  3. Step 3: Cross multiply
    322,965,665.37x = 483,739,780.12 × 266,999,200.63
  4. Step 4: Simplify right side
    322,965,665.37x = 129,158,134,603,095,120
  5. Step 5: Solve for x
    x = 129,158,134,603,095,120/322,965,665.37
  6. Step 6: Final answer
    x = 399,912,896.17

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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.