Home / 8,122,894,193.46-11,205,468,516.59-5,305,151,496.18

Finding the Fourth Proportional to 8,122,894,193.46, 11,205,468,516.59 and 5,305,151,496.18

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Solution

The fourth proportional to 8,122,894,193.46, 11,205,468,516.59 and 5,305,151,496.18 is: 7,318,414,674.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,894,193.46 : 11,205,468,516.59 = 5,305,151,496.18 : x
  2. Step 2: Convert to fraction form
    8,122,894,193.46/11,205,468,516.59 = 5,305,151,496.18/x
  3. Step 3: Cross multiply
    8,122,894,193.46x = 11,205,468,516.59 × 5,305,151,496.18
  4. Step 4: Simplify right side
    8,122,894,193.46x = 59,446,708,066,222,596,096
  5. Step 5: Solve for x
    x = 59,446,708,066,222,596,096/8,122,894,193.46
  6. Step 6: Final answer
    x = 7,318,414,674.67

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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.