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Finding the Fourth Proportional to 183,689,969.60, 275,157,040.80 and 92,864,734.40

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Solution

The fourth proportional to 183,689,969.60, 275,157,040.80 and 92,864,734.40 is: 139,106,046.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,689,969.60 : 275,157,040.80 = 92,864,734.40 : x
  2. Step 2: Convert to fraction form
    183,689,969.60/275,157,040.80 = 92,864,734.40/x
  3. Step 3: Cross multiply
    183,689,969.60x = 275,157,040.80 × 92,864,734.40
  4. Step 4: Simplify right side
    183,689,969.60x = 25,552,385,512,181,968
  5. Step 5: Solve for x
    x = 25,552,385,512,181,968/183,689,969.60
  6. Step 6: Final answer
    x = 139,106,046.82

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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.