Home / 82,922,319-114,418,628.46-48,107,028.60

Finding the Fourth Proportional to 82,922,319, 114,418,628.46 and 48,107,028.60

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Solution

The fourth proportional to 82,922,319, 114,418,628.46 and 48,107,028.60 is: 66,379,477.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,922,319 : 114,418,628.46 = 48,107,028.60 : x
  2. Step 2: Convert to fraction form
    82,922,319/114,418,628.46 = 48,107,028.60/x
  3. Step 3: Cross multiply
    82,922,319x = 114,418,628.46 × 48,107,028.60
  4. Step 4: Simplify right side
    82,922,319x = 5,504,340,231,697,994
  5. Step 5: Solve for x
    x = 5,504,340,231,697,994/82,922,319
  6. Step 6: Final answer
    x = 66,379,477.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.