Home / 202,049,099.52-302,979,424.32-104,978,711.04

Finding the Fourth Proportional to 202,049,099.52, 302,979,424.32 and 104,978,711.04

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Solution

The fourth proportional to 202,049,099.52, 302,979,424.32 and 104,978,711.04 is: 157,419,110.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,049,099.52 : 302,979,424.32 = 104,978,711.04 : x
  2. Step 2: Convert to fraction form
    202,049,099.52/302,979,424.32 = 104,978,711.04/x
  3. Step 3: Cross multiply
    202,049,099.52x = 302,979,424.32 × 104,978,711.04
  4. Step 4: Simplify right side
    202,049,099.52x = 31,806,389,436,754,828
  5. Step 5: Solve for x
    x = 31,806,389,436,754,828/202,049,099.52
  6. Step 6: Final answer
    x = 157,419,110.07

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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.