Home / 412,683,528.90-569,503,250.64-227,040,558.78

Finding the Fourth Proportional to 412,683,528.90, 569,503,250.64 and 227,040,558.78

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Solution

The fourth proportional to 412,683,528.90, 569,503,250.64 and 227,040,558.78 is: 313,315,960.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,683,528.90 : 569,503,250.64 = 227,040,558.78 : x
  2. Step 2: Convert to fraction form
    412,683,528.90/569,503,250.64 = 227,040,558.78/x
  3. Step 3: Cross multiply
    412,683,528.90x = 569,503,250.64 × 227,040,558.78
  4. Step 4: Simplify right side
    412,683,528.90x = 129,300,336,252,331,984
  5. Step 5: Solve for x
    x = 129,300,336,252,331,984/412,683,528.90
  6. Step 6: Final answer
    x = 313,315,960.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.