Home / 205,127,321.20-307,690,981.80-59,560,601.20

Finding the Fourth Proportional to 205,127,321.20, 307,690,981.80 and 59,560,601.20

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Solution

The fourth proportional to 205,127,321.20, 307,690,981.80 and 59,560,601.20 is: 89,340,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,127,321.20 : 307,690,981.80 = 59,560,601.20 : x
  2. Step 2: Convert to fraction form
    205,127,321.20/307,690,981.80 = 59,560,601.20/x
  3. Step 3: Cross multiply
    205,127,321.20x = 307,690,981.80 × 59,560,601.20
  4. Step 4: Simplify right side
    205,127,321.20x = 18,326,259,859,826,260
  5. Step 5: Solve for x
    x = 18,326,259,859,826,260/205,127,321.20
  6. Step 6: Final answer
    x = 89,340,901.80

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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.