Home / 265,215,451,318.12-397,677,894,293.52-130,613,950,824.88

Finding the Fourth Proportional to 265,215,451,318.12, 397,677,894,293.52 and 130,613,950,824.88

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Solution

The fourth proportional to 265,215,451,318.12, 397,677,894,293.52 and 130,613,950,824.88 is: 195,849,377,067.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,215,451,318.12 : 397,677,894,293.52 = 130,613,950,824.88 : x
  2. Step 2: Convert to fraction form
    265,215,451,318.12/397,677,894,293.52 = 130,613,950,824.88/x
  3. Step 3: Cross multiply
    265,215,451,318.12x = 397,677,894,293.52 × 130,613,950,824.88
  4. Step 4: Simplify right side
    265,215,451,318.12x = 51,942,280,929,395,649,544,192
  5. Step 5: Solve for x
    x = 51,942,280,929,395,649,544,192/265,215,451,318.12
  6. Step 6: Final answer
    x = 195,849,377,067.75

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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.