Home / 221,238,235.80-331,857,353.70-59,696,501.40

Finding the Fourth Proportional to 221,238,235.80, 331,857,353.70 and 59,696,501.40

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Solution

The fourth proportional to 221,238,235.80, 331,857,353.70 and 59,696,501.40 is: 89,544,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,238,235.80 : 331,857,353.70 = 59,696,501.40 : x
  2. Step 2: Convert to fraction form
    221,238,235.80/331,857,353.70 = 59,696,501.40/x
  3. Step 3: Cross multiply
    221,238,235.80x = 331,857,353.70 × 59,696,501.40
  4. Step 4: Simplify right side
    221,238,235.80x = 19,810,722,979,752,344
  5. Step 5: Solve for x
    x = 19,810,722,979,752,344/221,238,235.80
  6. Step 6: Final answer
    x = 89,544,752.10

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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.