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Finding the Fourth Proportional to 94,635,820.80, 132,848,467.20 and 94,635,820.80

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Solution

The fourth proportional to 94,635,820.80, 132,848,467.20 and 94,635,820.80 is: 132,848,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,635,820.80 : 132,848,467.20 = 94,635,820.80 : x
  2. Step 2: Convert to fraction form
    94,635,820.80/132,848,467.20 = 94,635,820.80/x
  3. Step 3: Cross multiply
    94,635,820.80x = 132,848,467.20 × 94,635,820.80
  4. Step 4: Simplify right side
    94,635,820.80x = 12,572,223,735,493,878
  5. Step 5: Solve for x
    x = 12,572,223,735,493,878/94,635,820.80
  6. Step 6: Final answer
    x = 132,848,467.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.