Home / 503,189,692.76-754,756,150.46-222,989,905.01

Finding the Fourth Proportional to 503,189,692.76, 754,756,150.46 and 222,989,905.01

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Solution

The fourth proportional to 503,189,692.76, 754,756,150.46 and 222,989,905.01 is: 334,472,276.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,189,692.76 : 754,756,150.46 = 222,989,905.01 : x
  2. Step 2: Convert to fraction form
    503,189,692.76/754,756,150.46 = 222,989,905.01/x
  3. Step 3: Cross multiply
    503,189,692.76x = 754,756,150.46 × 222,989,905.01
  4. Step 4: Simplify right side
    503,189,692.76x = 168,303,002,297,560,608
  5. Step 5: Solve for x
    x = 168,303,002,297,560,608/503,189,692.76
  6. Step 6: Final answer
    x = 334,472,276.99

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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.