Home / 345,151,550.00-515,836,107.96-251,974,738.19

Finding the Fourth Proportional to 345,151,550.00, 515,836,107.96 and 251,974,738.19

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Solution

The fourth proportional to 345,151,550.00, 515,836,107.96 and 251,974,738.19 is: 376,581,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,151,550.00 : 515,836,107.96 = 251,974,738.19 : x
  2. Step 2: Convert to fraction form
    345,151,550.00/515,836,107.96 = 251,974,738.19/x
  3. Step 3: Cross multiply
    345,151,550.00x = 515,836,107.96 × 251,974,738.19
  4. Step 4: Simplify right side
    345,151,550.00x = 129,977,668,249,590,384
  5. Step 5: Solve for x
    x = 129,977,668,249,590,384/345,151,550.00
  6. Step 6: Final answer
    x = 376,581,441.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.