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Finding the Fourth Proportional to 183,456,835.80, 275,185,253.70 and 169,426,793.40

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Solution

The fourth proportional to 183,456,835.80, 275,185,253.70 and 169,426,793.40 is: 254,140,190.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,456,835.80 : 275,185,253.70 = 169,426,793.40 : x
  2. Step 2: Convert to fraction form
    183,456,835.80/275,185,253.70 = 169,426,793.40/x
  3. Step 3: Cross multiply
    183,456,835.80x = 275,185,253.70 × 169,426,793.40
  4. Step 4: Simplify right side
    183,456,835.80x = 46,623,755,125,356,488
  5. Step 5: Solve for x
    x = 46,623,755,125,356,488/183,456,835.80
  6. Step 6: Final answer
    x = 254,140,190.10

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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.