Home / 221,238,238.80-331,857,358.20-59,696,504.40

Finding the Fourth Proportional to 221,238,238.80, 331,857,358.20 and 59,696,504.40

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Solution

The fourth proportional to 221,238,238.80, 331,857,358.20 and 59,696,504.40 is: 89,544,756.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,238,238.80 : 331,857,358.20 = 59,696,504.40 : x
  2. Step 2: Convert to fraction form
    221,238,238.80/331,857,358.20 = 59,696,504.40/x
  3. Step 3: Cross multiply
    221,238,238.80x = 331,857,358.20 × 59,696,504.40
  4. Step 4: Simplify right side
    221,238,238.80x = 19,810,724,243,958,676
  5. Step 5: Solve for x
    x = 19,810,724,243,958,676/221,238,238.80
  6. Step 6: Final answer
    x = 89,544,756.60

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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.