Home / 73,897,631.84-101,982,286.32-40,857,269.60

Finding the Fourth Proportional to 73,897,631.84, 101,982,286.32 and 40,857,269.60

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Solution

The fourth proportional to 73,897,631.84, 101,982,286.32 and 40,857,269.60 is: 56,384,997.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,897,631.84 : 101,982,286.32 = 40,857,269.60 : x
  2. Step 2: Convert to fraction form
    73,897,631.84/101,982,286.32 = 40,857,269.60/x
  3. Step 3: Cross multiply
    73,897,631.84x = 101,982,286.32 × 40,857,269.60
  4. Step 4: Simplify right side
    73,897,631.84x = 4,166,717,766,600,631.50
  5. Step 5: Solve for x
    x = 4,166,717,766,600,631.50/73,897,631.84
  6. Step 6: Final answer
    x = 56,384,997.23

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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.