Home / 199,728,158,612.72-299,560,346,724.21-58,204,476,337.91

Finding the Fourth Proportional to 199,728,158,612.72, 299,560,346,724.21 and 58,204,476,337.91

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Solution

The fourth proportional to 199,728,158,612.72, 299,560,346,724.21 and 58,204,476,337.91 is: 87,297,420,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,728,158,612.72 : 299,560,346,724.21 = 58,204,476,337.91 : x
  2. Step 2: Convert to fraction form
    199,728,158,612.72/299,560,346,724.21 = 58,204,476,337.91/x
  3. Step 3: Cross multiply
    199,728,158,612.72x = 299,560,346,724.21 × 58,204,476,337.91
  4. Step 4: Simplify right side
    199,728,158,612.72x = 17,435,753,112,685,399,506,944
  5. Step 5: Solve for x
    x = 17,435,753,112,685,399,506,944/199,728,158,612.72
  6. Step 6: Final answer
    x = 87,297,420,823.34

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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.