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Finding the Fourth Proportional to 132,889,718.80, 199,334,578.20 and 132,889,718.80

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Solution

The fourth proportional to 132,889,718.80, 199,334,578.20 and 132,889,718.80 is: 199,334,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,889,718.80 : 199,334,578.20 = 132,889,718.80 : x
  2. Step 2: Convert to fraction form
    132,889,718.80/199,334,578.20 = 132,889,718.80/x
  3. Step 3: Cross multiply
    132,889,718.80x = 199,334,578.20 × 132,889,718.80
  4. Step 4: Simplify right side
    132,889,718.80x = 26,489,516,044,114,608
  5. Step 5: Solve for x
    x = 26,489,516,044,114,608/132,889,718.80
  6. Step 6: Final answer
    x = 199,334,578.20

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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.