Home / 148,004,558,742.71-221,624,491,619.37-102,147,645,232.53

Finding the Fourth Proportional to 148,004,558,742.71, 221,624,491,619.37 and 102,147,645,232.53

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Solution

The fourth proportional to 148,004,558,742.71, 221,624,491,619.37 and 102,147,645,232.53 is: 152,957,585,476.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,004,558,742.71 : 221,624,491,619.37 = 102,147,645,232.53 : x
  2. Step 2: Convert to fraction form
    148,004,558,742.71/221,624,491,619.37 = 102,147,645,232.53/x
  3. Step 3: Cross multiply
    148,004,558,742.71x = 221,624,491,619.37 × 102,147,645,232.53
  4. Step 4: Simplify right side
    148,004,558,742.71x = 22,638,419,944,775,224,393,728
  5. Step 5: Solve for x
    x = 22,638,419,944,775,224,393,728/148,004,558,742.71
  6. Step 6: Final answer
    x = 152,957,585,476.33

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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.