Home / 94,713,845.35-130,633,084.58-81,505,285.26

Finding the Fourth Proportional to 94,713,845.35, 130,633,084.58 and 81,505,285.26

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Solution

The fourth proportional to 94,713,845.35, 130,633,084.58 and 81,505,285.26 is: 112,415,315.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,713,845.35 : 130,633,084.58 = 81,505,285.26 : x
  2. Step 2: Convert to fraction form
    94,713,845.35/130,633,084.58 = 81,505,285.26/x
  3. Step 3: Cross multiply
    94,713,845.35x = 130,633,084.58 × 81,505,285.26
  4. Step 4: Simplify right side
    94,713,845.35x = 10,647,286,823,086,608
  5. Step 5: Solve for x
    x = 10,647,286,823,086,608/94,713,845.35
  6. Step 6: Final answer
    x = 112,415,315.67

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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.