Home / 80,853,093.70-121,279,640.55-44,447,416.90

Finding the Fourth Proportional to 80,853,093.70, 121,279,640.55 and 44,447,416.90

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Solution

The fourth proportional to 80,853,093.70, 121,279,640.55 and 44,447,416.90 is: 66,671,125.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,853,093.70 : 121,279,640.55 = 44,447,416.90 : x
  2. Step 2: Convert to fraction form
    80,853,093.70/121,279,640.55 = 44,447,416.90/x
  3. Step 3: Cross multiply
    80,853,093.70x = 121,279,640.55 × 44,447,416.90
  4. Step 4: Simplify right side
    80,853,093.70x = 5,390,566,745,007,995
  5. Step 5: Solve for x
    x = 5,390,566,745,007,995/80,853,093.70
  6. Step 6: Final answer
    x = 66,671,125.35

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Why These Related Problems?

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