Home / 85,846,489,730.08-128,783,722,231.59-25,346,882,832.55

Finding the Fourth Proportional to 85,846,489,730.08, 128,783,722,231.59 and 25,346,882,832.55

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Solution

The fourth proportional to 85,846,489,730.08, 128,783,722,231.59 and 25,346,882,832.55 is: 38,024,454,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,846,489,730.08 : 128,783,722,231.59 = 25,346,882,832.55 : x
  2. Step 2: Convert to fraction form
    85,846,489,730.08/128,783,722,231.59 = 25,346,882,832.55/x
  3. Step 3: Cross multiply
    85,846,489,730.08x = 128,783,722,231.59 × 25,346,882,832.55
  4. Step 4: Simplify right side
    85,846,489,730.08x = 3,264,265,918,143,518,474,240
  5. Step 5: Solve for x
    x = 3,264,265,918,143,518,474,240/85,846,489,730.08
  6. Step 6: Final answer
    x = 38,024,454,213.65

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1.5x scale

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.