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Finding the Fourth Proportional to 472,540,364.80, 708,597,970.80 and 181,310,696.80

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Solution

The fourth proportional to 472,540,364.80, 708,597,970.80 and 181,310,696.80 is: 271,884,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,540,364.80 : 708,597,970.80 = 181,310,696.80 : x
  2. Step 2: Convert to fraction form
    472,540,364.80/708,597,970.80 = 181,310,696.80/x
  3. Step 3: Cross multiply
    472,540,364.80x = 708,597,970.80 × 181,310,696.80
  4. Step 4: Simplify right side
    472,540,364.80x = 128,476,391,836,814,048
  5. Step 5: Solve for x
    x = 128,476,391,836,814,048/472,540,364.80
  6. Step 6: Final answer
    x = 271,884,481.00

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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.