Home / 62,215,315.20-93,322,972.80-53,145,388.80

Finding the Fourth Proportional to 62,215,315.20, 93,322,972.80 and 53,145,388.80

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Solution

The fourth proportional to 62,215,315.20, 93,322,972.80 and 53,145,388.80 is: 79,718,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,215,315.20 : 93,322,972.80 = 53,145,388.80 : x
  2. Step 2: Convert to fraction form
    62,215,315.20/93,322,972.80 = 53,145,388.80/x
  3. Step 3: Cross multiply
    62,215,315.20x = 93,322,972.80 × 53,145,388.80
  4. Step 4: Simplify right side
    62,215,315.20x = 4,959,685,673,427,824
  5. Step 5: Solve for x
    x = 4,959,685,673,427,824/62,215,315.20
  6. Step 6: Final answer
    x = 79,718,083.20

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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.