Home / 221,436,905.40-332,155,358.10-92,001,497.40

Finding the Fourth Proportional to 221,436,905.40, 332,155,358.10 and 92,001,497.40

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Solution

The fourth proportional to 221,436,905.40, 332,155,358.10 and 92,001,497.40 is: 138,002,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,436,905.40 : 332,155,358.10 = 92,001,497.40 : x
  2. Step 2: Convert to fraction form
    221,436,905.40/332,155,358.10 = 92,001,497.40/x
  3. Step 3: Cross multiply
    221,436,905.40x = 332,155,358.10 × 92,001,497.40
  4. Step 4: Simplify right side
    221,436,905.40x = 30,558,790,314,633,224
  5. Step 5: Solve for x
    x = 30,558,790,314,633,224/221,436,905.40
  6. Step 6: Final answer
    x = 138,002,246.10

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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.