Home / 3,115,044,817.07-4,672,579,206.37-754,201,842.81

Finding the Fourth Proportional to 3,115,044,817.07, 4,672,579,206.37 and 754,201,842.81

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Solution

The fourth proportional to 3,115,044,817.07, 4,672,579,206.37 and 754,201,842.81 is: 1,131,305,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,044,817.07 : 4,672,579,206.37 = 754,201,842.81 : x
  2. Step 2: Convert to fraction form
    3,115,044,817.07/4,672,579,206.37 = 754,201,842.81/x
  3. Step 3: Cross multiply
    3,115,044,817.07x = 4,672,579,206.37 × 754,201,842.81
  4. Step 4: Simplify right side
    3,115,044,817.07x = 3,524,067,848,118,055,936
  5. Step 5: Solve for x
    x = 3,524,067,848,118,055,936/3,115,044,817.07
  6. Step 6: Final answer
    x = 1,131,305,664.95

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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.