Home / 629,857,486.10-944,786,229.15-307,371,214.10

Finding the Fourth Proportional to 629,857,486.10, 944,786,229.15 and 307,371,214.10

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Solution

The fourth proportional to 629,857,486.10, 944,786,229.15 and 307,371,214.10 is: 461,056,821.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,486.10 : 944,786,229.15 = 307,371,214.10 : x
  2. Step 2: Convert to fraction form
    629,857,486.10/944,786,229.15 = 307,371,214.10/x
  3. Step 3: Cross multiply
    629,857,486.10x = 944,786,229.15 × 307,371,214.10
  4. Step 4: Simplify right side
    629,857,486.10x = 290,400,090,318,796,352
  5. Step 5: Solve for x
    x = 290,400,090,318,796,352/629,857,486.10
  6. Step 6: Final answer
    x = 461,056,821.15

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Half scale
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Double scale
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Similar ratio
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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.