Home / 80,802,627.36-111,504,404.16-45,519,610.56

Finding the Fourth Proportional to 80,802,627.36, 111,504,404.16 and 45,519,610.56

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Solution

The fourth proportional to 80,802,627.36, 111,504,404.16 and 45,519,610.56 is: 62,815,247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,802,627.36 : 111,504,404.16 = 45,519,610.56 : x
  2. Step 2: Convert to fraction form
    80,802,627.36/111,504,404.16 = 45,519,610.56/x
  3. Step 3: Cross multiply
    80,802,627.36x = 111,504,404.16 × 45,519,610.56
  4. Step 4: Simplify right side
    80,802,627.36x = 5,075,637,053,088,044
  5. Step 5: Solve for x
    x = 5,075,637,053,088,044/80,802,627.36
  6. Step 6: Final answer
    x = 62,815,247.71

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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.