Home / 629,857,863.40-944,786,795.10-284,822,746.60

Finding the Fourth Proportional to 629,857,863.40, 944,786,795.10 and 284,822,746.60

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Solution

The fourth proportional to 629,857,863.40, 944,786,795.10 and 284,822,746.60 is: 427,234,119.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,863.40 : 944,786,795.10 = 284,822,746.60 : x
  2. Step 2: Convert to fraction form
    629,857,863.40/944,786,795.10 = 284,822,746.60/x
  3. Step 3: Cross multiply
    629,857,863.40x = 944,786,795.10 × 284,822,746.60
  4. Step 4: Simplify right side
    629,857,863.40x = 269,096,769,931,793,440
  5. Step 5: Solve for x
    x = 269,096,769,931,793,440/629,857,863.40
  6. Step 6: Final answer
    x = 427,234,119.90

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Find fourth proportional to 629,857,864.40, 944,786,796.60 and 284,822,747.60
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1.5x scale

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.