Home / 543,775,039.36-816,233,075-481,922,097.76

Finding the Fourth Proportional to 543,775,039.36, 816,233,075 and 481,922,097.76

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Solution

The fourth proportional to 543,775,039.36, 816,233,075 and 481,922,097.76 is: 723,388,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,775,039.36 : 816,233,075 = 481,922,097.76 : x
  2. Step 2: Convert to fraction form
    543,775,039.36/816,233,075 = 481,922,097.76/x
  3. Step 3: Cross multiply
    543,775,039.36x = 816,233,075 × 481,922,097.76
  4. Step 4: Simplify right side
    543,775,039.36x = 393,360,755,765,095,424
  5. Step 5: Solve for x
    x = 393,360,755,765,095,424/543,775,039.36
  6. Step 6: Final answer
    x = 723,388,767.95

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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.