Home / 889,792,834.41-1,333,754,954.22-299,378,097.74

Finding the Fourth Proportional to 889,792,834.41, 1,333,754,954.22 and 299,378,097.74

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Solution

The fourth proportional to 889,792,834.41, 1,333,754,954.22 and 299,378,097.74 is: 448,752,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,792,834.41 : 1,333,754,954.22 = 299,378,097.74 : x
  2. Step 2: Convert to fraction form
    889,792,834.41/1,333,754,954.22 = 299,378,097.74/x
  3. Step 3: Cross multiply
    889,792,834.41x = 1,333,754,954.22 × 299,378,097.74
  4. Step 4: Simplify right side
    889,792,834.41x = 399,297,021,039,015,616
  5. Step 5: Solve for x
    x = 399,297,021,039,015,616/889,792,834.41
  6. Step 6: Final answer
    x = 448,752,794.58

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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.