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Finding the Fourth Proportional to 122,641,018.82, 183,988,871.87 and 35,195,719.16

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Solution

The fourth proportional to 122,641,018.82, 183,988,871.87 and 35,195,719.16 is: 52,801,425.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,641,018.82 : 183,988,871.87 = 35,195,719.16 : x
  2. Step 2: Convert to fraction form
    122,641,018.82/183,988,871.87 = 35,195,719.16/x
  3. Step 3: Cross multiply
    122,641,018.82x = 183,988,871.87 × 35,195,719.16
  4. Step 4: Simplify right side
    122,641,018.82x = 6,475,620,662,725,765
  5. Step 5: Solve for x
    x = 6,475,620,662,725,765/122,641,018.82
  6. Step 6: Final answer
    x = 52,801,425.86

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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.