Home / 629,857,629.90-944,786,444.85-284,822,513.10

Finding the Fourth Proportional to 629,857,629.90, 944,786,444.85 and 284,822,513.10

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Solution

The fourth proportional to 629,857,629.90, 944,786,444.85 and 284,822,513.10 is: 427,233,769.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,629.90 : 944,786,444.85 = 284,822,513.10 : x
  2. Step 2: Convert to fraction form
    629,857,629.90/944,786,444.85 = 284,822,513.10/x
  3. Step 3: Cross multiply
    629,857,629.90x = 944,786,444.85 × 284,822,513.10
  4. Step 4: Simplify right side
    629,857,629.90x = 269,096,449,564,991,584
  5. Step 5: Solve for x
    x = 269,096,449,564,991,584/629,857,629.90
  6. Step 6: Final answer
    x = 427,233,769.65

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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.