Home / 113,954,792.54-157,257,672.83-61,743,869.22

Finding the Fourth Proportional to 113,954,792.54, 157,257,672.83 and 61,743,869.22

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Solution

The fourth proportional to 113,954,792.54, 157,257,672.83 and 61,743,869.22 is: 85,206,571.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,954,792.54 : 157,257,672.83 = 61,743,869.22 : x
  2. Step 2: Convert to fraction form
    113,954,792.54/157,257,672.83 = 61,743,869.22/x
  3. Step 3: Cross multiply
    113,954,792.54x = 157,257,672.83 × 61,743,869.22
  4. Step 4: Simplify right side
    113,954,792.54x = 9,709,697,185,057,068
  5. Step 5: Solve for x
    x = 9,709,697,185,057,068/113,954,792.54
  6. Step 6: Final answer
    x = 85,206,571.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.