Home / 45,861,422,793.80-68,760,152,319.17-20,321,680,475.48

Finding the Fourth Proportional to 45,861,422,793.80, 68,760,152,319.17 and 20,321,680,475.48

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Solution

The fourth proportional to 45,861,422,793.80, 68,760,152,319.17 and 20,321,680,475.48 is: 30,468,349,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,861,422,793.80 : 68,760,152,319.17 = 20,321,680,475.48 : x
  2. Step 2: Convert to fraction form
    45,861,422,793.80/68,760,152,319.17 = 20,321,680,475.48/x
  3. Step 3: Cross multiply
    45,861,422,793.80x = 68,760,152,319.17 × 20,321,680,475.48
  4. Step 4: Simplify right side
    45,861,422,793.80x = 1,397,321,844,875,224,940,544
  5. Step 5: Solve for x
    x = 1,397,321,844,875,224,940,544/45,861,422,793.80
  6. Step 6: Final answer
    x = 30,468,349,208.40

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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.