Home / 1,110,971,945,876.10-1,666,457,918,814.20-356,431,801,499.70

Finding the Fourth Proportional to 1,110,971,945,876.10, 1,666,457,918,814.20 and 356,431,801,499.70

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Solution

The fourth proportional to 1,110,971,945,876.10, 1,666,457,918,814.20 and 356,431,801,499.70 is: 534,647,702,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,971,945,876.10 : 1,666,457,918,814.20 = 356,431,801,499.70 : x
  2. Step 2: Convert to fraction form
    1,110,971,945,876.10/1,666,457,918,814.20 = 356,431,801,499.70/x
  3. Step 3: Cross multiply
    1,110,971,945,876.10x = 1,666,457,918,814.20 × 356,431,801,499.70
  4. Step 4: Simplify right side
    1,110,971,945,876.10x = 593,978,598,126,386,117,869,568
  5. Step 5: Solve for x
    x = 593,978,598,126,386,117,869,568/1,110,971,945,876.10
  6. Step 6: Final answer
    x = 534,647,702,249.57

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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.