Home / 68,332,315.80-102,507,464.70-25,231,794.60

Finding the Fourth Proportional to 68,332,315.80, 102,507,464.70 and 25,231,794.60

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Solution

The fourth proportional to 68,332,315.80, 102,507,464.70 and 25,231,794.60 is: 37,851,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,332,315.80 : 102,507,464.70 = 25,231,794.60 : x
  2. Step 2: Convert to fraction form
    68,332,315.80/102,507,464.70 = 25,231,794.60/x
  3. Step 3: Cross multiply
    68,332,315.80x = 102,507,464.70 × 25,231,794.60
  4. Step 4: Simplify right side
    68,332,315.80x = 2,586,447,294,277,151
  5. Step 5: Solve for x
    x = 2,586,447,294,277,151/68,332,315.80
  6. Step 6: Final answer
    x = 37,851,011.84

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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.