Home / 80,023,050.72-110,431,924.56-43,353,620.64

Finding the Fourth Proportional to 80,023,050.72, 110,431,924.56 and 43,353,620.64

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Solution

The fourth proportional to 80,023,050.72, 110,431,924.56 and 43,353,620.64 is: 59,828,058.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,023,050.72 : 110,431,924.56 = 43,353,620.64 : x
  2. Step 2: Convert to fraction form
    80,023,050.72/110,431,924.56 = 43,353,620.64/x
  3. Step 3: Cross multiply
    80,023,050.72x = 110,431,924.56 × 43,353,620.64
  4. Step 4: Simplify right side
    80,023,050.72x = 4,787,623,763,919,339
  5. Step 5: Solve for x
    x = 4,787,623,763,919,339/80,023,050.72
  6. Step 6: Final answer
    x = 59,828,058.55

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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.