Home / 221,238,236.80-331,857,355.20-59,696,502.40

Finding the Fourth Proportional to 221,238,236.80, 331,857,355.20 and 59,696,502.40

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Solution

The fourth proportional to 221,238,236.80, 331,857,355.20 and 59,696,502.40 is: 89,544,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,238,236.80 : 331,857,355.20 = 59,696,502.40 : x
  2. Step 2: Convert to fraction form
    221,238,236.80/331,857,355.20 = 59,696,502.40/x
  3. Step 3: Cross multiply
    221,238,236.80x = 331,857,355.20 × 59,696,502.40
  4. Step 4: Simplify right side
    221,238,236.80x = 19,810,723,401,154,452
  5. Step 5: Solve for x
    x = 19,810,723,401,154,452/221,238,236.80
  6. Step 6: Final answer
    x = 89,544,753.60

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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.