Home / 77,262,336,567.20-115,893,504,850.80-75,085,554,231.20

Finding the Fourth Proportional to 77,262,336,567.20, 115,893,504,850.80 and 75,085,554,231.20

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Solution

The fourth proportional to 77,262,336,567.20, 115,893,504,850.80 and 75,085,554,231.20 is: 112,628,331,346.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,262,336,567.20 : 115,893,504,850.80 = 75,085,554,231.20 : x
  2. Step 2: Convert to fraction form
    77,262,336,567.20/115,893,504,850.80 = 75,085,554,231.20/x
  3. Step 3: Cross multiply
    77,262,336,567.20x = 115,893,504,850.80 × 75,085,554,231.20
  4. Step 4: Simplify right side
    77,262,336,567.20x = 8,701,928,043,518,583,898,112
  5. Step 5: Solve for x
    x = 8,701,928,043,518,583,898,112/77,262,336,567.20
  6. Step 6: Final answer
    x = 112,628,331,346.80

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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.