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Finding the Fourth Proportional to 29,142,003.30, 40,858,524.30 and 29,142,003.30

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Solution

The fourth proportional to 29,142,003.30, 40,858,524.30 and 29,142,003.30 is: 40,858,524.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142,003.30 : 40,858,524.30 = 29,142,003.30 : x
  2. Step 2: Convert to fraction form
    29,142,003.30/40,858,524.30 = 29,142,003.30/x
  3. Step 3: Cross multiply
    29,142,003.30x = 40,858,524.30 × 29,142,003.30
  4. Step 4: Simplify right side
    29,142,003.30x = 1,190,699,249,983,730.25
  5. Step 5: Solve for x
    x = 1,190,699,249,983,730.25/29,142,003.30
  6. Step 6: Final answer
    x = 40,858,524.30

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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.