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Finding the Fourth Proportional to 79,244,560.90, 111,093,550.70 and 79,244,560.90

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Solution

The fourth proportional to 79,244,560.90, 111,093,550.70 and 79,244,560.90 is: 111,093,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,244,560.90 : 111,093,550.70 = 79,244,560.90 : x
  2. Step 2: Convert to fraction form
    79,244,560.90/111,093,550.70 = 79,244,560.90/x
  3. Step 3: Cross multiply
    79,244,560.90x = 111,093,550.70 × 79,244,560.90
  4. Step 4: Simplify right side
    79,244,560.90x = 8,803,559,644,043,389
  5. Step 5: Solve for x
    x = 8,803,559,644,043,389/79,244,560.90
  6. Step 6: Final answer
    x = 111,093,550.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.