Home / 9,721,438,784.57-13,417,743,725.61-5,910,151,885.85

Finding the Fourth Proportional to 9,721,438,784.57, 13,417,743,725.61 and 5,910,151,885.85

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Solution

The fourth proportional to 9,721,438,784.57, 13,417,743,725.61 and 5,910,151,885.85 is: 8,157,321,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,721,438,784.57 : 13,417,743,725.61 = 5,910,151,885.85 : x
  2. Step 2: Convert to fraction form
    9,721,438,784.57/13,417,743,725.61 = 5,910,151,885.85/x
  3. Step 3: Cross multiply
    9,721,438,784.57x = 13,417,743,725.61 × 5,910,151,885.85
  4. Step 4: Simplify right side
    9,721,438,784.57x = 79,300,903,383,765,958,656
  5. Step 5: Solve for x
    x = 79,300,903,383,765,958,656/9,721,438,784.57
  6. Step 6: Final answer
    x = 8,157,321,682.63

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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.