Home / 80,248,518.74-110,776,859.62-54,178,351.22

Finding the Fourth Proportional to 80,248,518.74, 110,776,859.62 and 54,178,351.22

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Solution

The fourth proportional to 80,248,518.74, 110,776,859.62 and 54,178,351.22 is: 74,789,014.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,248,518.74 : 110,776,859.62 = 54,178,351.22 : x
  2. Step 2: Convert to fraction form
    80,248,518.74/110,776,859.62 = 54,178,351.22/x
  3. Step 3: Cross multiply
    80,248,518.74x = 110,776,859.62 × 54,178,351.22
  4. Step 4: Simplify right side
    80,248,518.74x = 6,001,707,607,540,996
  5. Step 5: Solve for x
    x = 6,001,707,607,540,996/80,248,518.74
  6. Step 6: Final answer
    x = 74,789,014.20

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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.