Home / 102,691,905.49-154,005,306.56-33,588,730.68

Finding the Fourth Proportional to 102,691,905.49, 154,005,306.56 and 33,588,730.68

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Solution

The fourth proportional to 102,691,905.49, 154,005,306.56 and 33,588,730.68 is: 50,372,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,691,905.49 : 154,005,306.56 = 33,588,730.68 : x
  2. Step 2: Convert to fraction form
    102,691,905.49/154,005,306.56 = 33,588,730.68/x
  3. Step 3: Cross multiply
    102,691,905.49x = 154,005,306.56 × 33,588,730.68
  4. Step 4: Simplify right side
    102,691,905.49x = 5,172,842,765,334,677
  5. Step 5: Solve for x
    x = 5,172,842,765,334,677/102,691,905.49
  6. Step 6: Final answer
    x = 50,372,448.94

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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.