Home / 8,142,212,576.16-11,236,733,317.44-6,131,500,238.88

Finding the Fourth Proportional to 8,142,212,576.16, 11,236,733,317.44 and 6,131,500,238.88

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Solution

The fourth proportional to 8,142,212,576.16, 11,236,733,317.44 and 6,131,500,238.88 is: 8,461,831,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,212,576.16 : 11,236,733,317.44 = 6,131,500,238.88 : x
  2. Step 2: Convert to fraction form
    8,142,212,576.16/11,236,733,317.44 = 6,131,500,238.88/x
  3. Step 3: Cross multiply
    8,142,212,576.16x = 11,236,733,317.44 × 6,131,500,238.88
  4. Step 4: Simplify right side
    8,142,212,576.16x = 68,898,033,020,114,223,104
  5. Step 5: Solve for x
    x = 68,898,033,020,114,223,104/8,142,212,576.16
  6. Step 6: Final answer
    x = 8,461,831,765.71

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.