Home / 923,704,977.41-1,274,702,710.05-500,308,105.13

Finding the Fourth Proportional to 923,704,977.41, 1,274,702,710.05 and 500,308,105.13

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Solution

The fourth proportional to 923,704,977.41, 1,274,702,710.05 and 500,308,105.13 is: 690,419,682.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,704,977.41 : 1,274,702,710.05 = 500,308,105.13 : x
  2. Step 2: Convert to fraction form
    923,704,977.41/1,274,702,710.05 = 500,308,105.13/x
  3. Step 3: Cross multiply
    923,704,977.41x = 1,274,702,710.05 × 500,308,105.13
  4. Step 4: Simplify right side
    923,704,977.41x = 637,744,097,469,191,296
  5. Step 5: Solve for x
    x = 637,744,097,469,191,296/923,704,977.41
  6. Step 6: Final answer
    x = 690,419,682.76

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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.