Home / 265,774,682.80-398,662,024.20-201,204,601.30

Finding the Fourth Proportional to 265,774,682.80, 398,662,024.20 and 201,204,601.30

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Solution

The fourth proportional to 265,774,682.80, 398,662,024.20 and 201,204,601.30 is: 301,806,901.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,774,682.80 : 398,662,024.20 = 201,204,601.30 : x
  2. Step 2: Convert to fraction form
    265,774,682.80/398,662,024.20 = 201,204,601.30/x
  3. Step 3: Cross multiply
    265,774,682.80x = 398,662,024.20 × 201,204,601.30
  4. Step 4: Simplify right side
    265,774,682.80x = 80,212,633,632,611,952
  5. Step 5: Solve for x
    x = 80,212,633,632,611,952/265,774,682.80
  6. Step 6: Final answer
    x = 301,806,901.95

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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.