Home / 1,945,391,064.67-2,918,265,984.87-635,299,983.10

Finding the Fourth Proportional to 1,945,391,064.67, 2,918,265,984.87 and 635,299,983.10

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Solution

The fourth proportional to 1,945,391,064.67, 2,918,265,984.87 and 635,299,983.10 is: 953,008,556.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,391,064.67 : 2,918,265,984.87 = 635,299,983.10 : x
  2. Step 2: Convert to fraction form
    1,945,391,064.67/2,918,265,984.87 = 635,299,983.10/x
  3. Step 3: Cross multiply
    1,945,391,064.67x = 2,918,265,984.87 × 635,299,983.10
  4. Step 4: Simplify right side
    1,945,391,064.67x = 1,853,974,330,869,215,744
  5. Step 5: Solve for x
    x = 1,853,974,330,869,215,744/1,945,391,064.67
  6. Step 6: Final answer
    x = 953,008,556.76

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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.