Home / 80,265,600.19-110,764,644.33-47,227,989.16

Finding the Fourth Proportional to 80,265,600.19, 110,764,644.33 and 47,227,989.16

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Solution

The fourth proportional to 80,265,600.19, 110,764,644.33 and 47,227,989.16 is: 65,173,516.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,265,600.19 : 110,764,644.33 = 47,227,989.16 : x
  2. Step 2: Convert to fraction form
    80,265,600.19/110,764,644.33 = 47,227,989.16/x
  3. Step 3: Cross multiply
    80,265,600.19x = 110,764,644.33 × 47,227,989.16
  4. Step 4: Simplify right side
    80,265,600.19x = 5,231,191,421,778,163
  5. Step 5: Solve for x
    x = 5,231,191,421,778,163/80,265,600.19
  6. Step 6: Final answer
    x = 65,173,516.55

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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.