Home / 270,342,770.81-405,529,857.05-104,347,223.87

Finding the Fourth Proportional to 270,342,770.81, 405,529,857.05 and 104,347,223.87

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Solution

The fourth proportional to 270,342,770.81, 405,529,857.05 and 104,347,223.87 is: 156,526,896.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,342,770.81 : 405,529,857.05 = 104,347,223.87 : x
  2. Step 2: Convert to fraction form
    270,342,770.81/405,529,857.05 = 104,347,223.87/x
  3. Step 3: Cross multiply
    270,342,770.81x = 405,529,857.05 × 104,347,223.87
  4. Step 4: Simplify right side
    270,342,770.81x = 42,315,914,777,016,064
  5. Step 5: Solve for x
    x = 42,315,914,777,016,064/270,342,770.81
  6. Step 6: Final answer
    x = 156,526,896.03

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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.