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Finding the Fourth Proportional to 96,848,471.81, 133,698,606.43 and 67,101,676.93

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Solution

The fourth proportional to 96,848,471.81, 133,698,606.43 and 67,101,676.93 is: 92,633,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,848,471.81 : 133,698,606.43 = 67,101,676.93 : x
  2. Step 2: Convert to fraction form
    96,848,471.81/133,698,606.43 = 67,101,676.93/x
  3. Step 3: Cross multiply
    96,848,471.81x = 133,698,606.43 × 67,101,676.93
  4. Step 4: Simplify right side
    96,848,471.81x = 8,971,400,694,781,930
  5. Step 5: Solve for x
    x = 8,971,400,694,781,930/96,848,471.81
  6. Step 6: Final answer
    x = 92,633,373.84

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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.