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Finding the Fourth Proportional to 29,126,745.60, 43,690,118.40 and 29,126,745.60

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Solution

The fourth proportional to 29,126,745.60, 43,690,118.40 and 29,126,745.60 is: 43,690,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,745.60 : 43,690,118.40 = 29,126,745.60 : x
  2. Step 2: Convert to fraction form
    29,126,745.60/43,690,118.40 = 29,126,745.60/x
  3. Step 3: Cross multiply
    29,126,745.60x = 43,690,118.40 × 29,126,745.60
  4. Step 4: Simplify right side
    29,126,745.60x = 1,272,550,963,870,679
  5. Step 5: Solve for x
    x = 1,272,550,963,870,679/29,126,745.60
  6. Step 6: Final answer
    x = 43,690,118.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.