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Finding the Fourth Proportional to 77,697,716.30, 116,322,625.65 and 77,697,716.30

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Solution

The fourth proportional to 77,697,716.30, 116,322,625.65 and 77,697,716.30 is: 116,322,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,697,716.30 : 116,322,625.65 = 77,697,716.30 : x
  2. Step 2: Convert to fraction form
    77,697,716.30/116,322,625.65 = 77,697,716.30/x
  3. Step 3: Cross multiply
    77,697,716.30x = 116,322,625.65 × 77,697,716.30
  4. Step 4: Simplify right side
    77,697,716.30x = 9,038,002,367,024,804
  5. Step 5: Solve for x
    x = 9,038,002,367,024,804/77,697,716.30
  6. Step 6: Final answer
    x = 116,322,625.65

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