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Finding the Fourth Proportional to 50,404,657.53, 75,606,986.29 and 50,404,657.53

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Solution

The fourth proportional to 50,404,657.53, 75,606,986.29 and 50,404,657.53 is: 75,606,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,404,657.53 : 75,606,986.29 = 50,404,657.53 : x
  2. Step 2: Convert to fraction form
    50,404,657.53/75,606,986.29 = 50,404,657.53/x
  3. Step 3: Cross multiply
    50,404,657.53x = 75,606,986.29 × 50,404,657.53
  4. Step 4: Simplify right side
    50,404,657.53x = 3,810,944,250,318,808.50
  5. Step 5: Solve for x
    x = 3,810,944,250,318,808.50/50,404,657.53
  6. Step 6: Final answer
    x = 75,606,986.29

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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.