Home / 272,414,121.54-375,939,429.21-148,662,770.10

Finding the Fourth Proportional to 272,414,121.54, 375,939,429.21 and 148,662,770.10

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Solution

The fourth proportional to 272,414,121.54, 375,939,429.21 and 148,662,770.10 is: 205,158,956.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,414,121.54 : 375,939,429.21 = 148,662,770.10 : x
  2. Step 2: Convert to fraction form
    272,414,121.54/375,939,429.21 = 148,662,770.10/x
  3. Step 3: Cross multiply
    272,414,121.54x = 375,939,429.21 × 148,662,770.10
  4. Step 4: Simplify right side
    272,414,121.54x = 55,888,196,936,171,448
  5. Step 5: Solve for x
    x = 55,888,196,936,171,448/272,414,121.54
  6. Step 6: Final answer
    x = 205,158,956.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.