Home / 436,627,218.30-654,940,827.45-400,914,383.10

Finding the Fourth Proportional to 436,627,218.30, 654,940,827.45 and 400,914,383.10

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Solution

The fourth proportional to 436,627,218.30, 654,940,827.45 and 400,914,383.10 is: 601,371,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,627,218.30 : 654,940,827.45 = 400,914,383.10 : x
  2. Step 2: Convert to fraction form
    436,627,218.30/654,940,827.45 = 400,914,383.10/x
  3. Step 3: Cross multiply
    436,627,218.30x = 654,940,827.45 × 400,914,383.10
  4. Step 4: Simplify right side
    436,627,218.30x = 262,575,197,804,120,320
  5. Step 5: Solve for x
    x = 262,575,197,804,120,320/436,627,218.30
  6. Step 6: Final answer
    x = 601,371,574.65

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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.