Home / 300,222,804.87-450,624,701.64-144,885,963.59

Finding the Fourth Proportional to 300,222,804.87, 450,624,701.64 and 144,885,963.59

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Solution

The fourth proportional to 300,222,804.87, 450,624,701.64 and 144,885,963.59 is: 217,469,136.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,222,804.87 : 450,624,701.64 = 144,885,963.59 : x
  2. Step 2: Convert to fraction form
    300,222,804.87/450,624,701.64 = 144,885,963.59/x
  3. Step 3: Cross multiply
    300,222,804.87x = 450,624,701.64 × 144,885,963.59
  4. Step 4: Simplify right side
    300,222,804.87x = 65,289,194,112,314,528
  5. Step 5: Solve for x
    x = 65,289,194,112,314,528/300,222,804.87
  6. Step 6: Final answer
    x = 217,469,136.43

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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.