Home / 355,688,447.46-534,143,243.26-218,320,692

Finding the Fourth Proportional to 355,688,447.46, 534,143,243.26 and 218,320,692

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Solution

The fourth proportional to 355,688,447.46, 534,143,243.26 and 218,320,692 is: 327,855,805.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,688,447.46 : 534,143,243.26 = 218,320,692 : x
  2. Step 2: Convert to fraction form
    355,688,447.46/534,143,243.26 = 218,320,692/x
  3. Step 3: Cross multiply
    355,688,447.46x = 534,143,243.26 × 218,320,692
  4. Step 4: Simplify right side
    355,688,447.46x = 116,614,522,495,647,536
  5. Step 5: Solve for x
    x = 116,614,522,495,647,536/355,688,447.46
  6. Step 6: Final answer
    x = 327,855,805.63

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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.