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Finding the Fourth Proportional to 101,969,448.67, 152,984,019.89 and 32,880,862.73

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Solution

The fourth proportional to 101,969,448.67, 152,984,019.89 and 32,880,862.73 is: 49,330,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,969,448.67 : 152,984,019.89 = 32,880,862.73 : x
  2. Step 2: Convert to fraction form
    101,969,448.67/152,984,019.89 = 32,880,862.73/x
  3. Step 3: Cross multiply
    101,969,448.67x = 152,984,019.89 × 32,880,862.73
  4. Step 4: Simplify right side
    101,969,448.67x = 5,030,246,558,166,552
  5. Step 5: Solve for x
    x = 5,030,246,558,166,552/101,969,448.67
  6. Step 6: Final answer
    x = 49,330,918.47

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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.