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Finding the Fourth Proportional to 183,689,961.60, 275,157,028.80 and 92,864,726.40

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Solution

The fourth proportional to 183,689,961.60, 275,157,028.80 and 92,864,726.40 is: 139,106,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,689,961.60 : 275,157,028.80 = 92,864,726.40 : x
  2. Step 2: Convert to fraction form
    183,689,961.60/275,157,028.80 = 92,864,726.40/x
  3. Step 3: Cross multiply
    183,689,961.60x = 275,157,028.80 × 92,864,726.40
  4. Step 4: Simplify right side
    183,689,961.60x = 25,552,382,196,548,924
  5. Step 5: Solve for x
    x = 25,552,382,196,548,924/183,689,961.60
  6. Step 6: Final answer
    x = 139,106,034.83

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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.