Home / 265,208,419.92-397,874,172.06-83,450,874

Finding the Fourth Proportional to 265,208,419.92, 397,874,172.06 and 83,450,874

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Solution

The fourth proportional to 265,208,419.92, 397,874,172.06 and 83,450,874 is: 125,195,675.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,208,419.92 : 397,874,172.06 = 83,450,874 : x
  2. Step 2: Convert to fraction form
    265,208,419.92/397,874,172.06 = 83,450,874/x
  3. Step 3: Cross multiply
    265,208,419.92x = 397,874,172.06 × 83,450,874
  4. Step 4: Simplify right side
    265,208,419.92x = 33,202,947,400,433,380
  5. Step 5: Solve for x
    x = 33,202,947,400,433,380/265,208,419.92
  6. Step 6: Final answer
    x = 125,195,675.95

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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.