Home / 694,459,994.67-957,918,865.04-412,002,461.58

Finding the Fourth Proportional to 694,459,994.67, 957,918,865.04 and 412,002,461.58

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Solution

The fourth proportional to 694,459,994.67, 957,918,865.04 and 412,002,461.58 is: 568,304,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,459,994.67 : 957,918,865.04 = 412,002,461.58 : x
  2. Step 2: Convert to fraction form
    694,459,994.67/957,918,865.04 = 412,002,461.58/x
  3. Step 3: Cross multiply
    694,459,994.67x = 957,918,865.04 × 412,002,461.58
  4. Step 4: Simplify right side
    694,459,994.67x = 394,664,930,390,399,744
  5. Step 5: Solve for x
    x = 394,664,930,390,399,744/694,459,994.67
  6. Step 6: Final answer
    x = 568,304,774.10

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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.