Home / 80,270,780.78-110,782,866.71-44,998,112.60

Finding the Fourth Proportional to 80,270,780.78, 110,782,866.71 and 44,998,112.60

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Solution

The fourth proportional to 80,270,780.78, 110,782,866.71 and 44,998,112.60 is: 62,102,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,270,780.78 : 110,782,866.71 = 44,998,112.60 : x
  2. Step 2: Convert to fraction form
    80,270,780.78/110,782,866.71 = 44,998,112.60/x
  3. Step 3: Cross multiply
    80,270,780.78x = 110,782,866.71 × 44,998,112.60
  4. Step 4: Simplify right side
    80,270,780.78x = 4,985,019,909,925,953
  5. Step 5: Solve for x
    x = 4,985,019,909,925,953/80,270,780.78
  6. Step 6: Final answer
    x = 62,102,546.67

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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.