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Finding the Fourth Proportional to 49,060,879.80, 73,431,887.40 and 49,060,879.80

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Solution

The fourth proportional to 49,060,879.80, 73,431,887.40 and 49,060,879.80 is: 73,431,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,060,879.80 : 73,431,887.40 = 49,060,879.80 : x
  2. Step 2: Convert to fraction form
    49,060,879.80/73,431,887.40 = 49,060,879.80/x
  3. Step 3: Cross multiply
    49,060,879.80x = 73,431,887.40 × 49,060,879.80
  4. Step 4: Simplify right side
    49,060,879.80x = 3,602,633,001,218,534.50
  5. Step 5: Solve for x
    x = 3,602,633,001,218,534.50/49,060,879.80
  6. Step 6: Final answer
    x = 73,431,887.40

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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.