Home / 80,247,953.44-110,742,197.52-43,578,514.72

Finding the Fourth Proportional to 80,247,953.44, 110,742,197.52 and 43,578,514.72

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Solution

The fourth proportional to 80,247,953.44, 110,742,197.52 and 43,578,514.72 is: 60,138,362.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,247,953.44 : 110,742,197.52 = 43,578,514.72 : x
  2. Step 2: Convert to fraction form
    80,247,953.44/110,742,197.52 = 43,578,514.72/x
  3. Step 3: Cross multiply
    80,247,953.44x = 110,742,197.52 × 43,578,514.72
  4. Step 4: Simplify right side
    80,247,953.44x = 4,825,980,484,750,467
  5. Step 5: Solve for x
    x = 4,825,980,484,750,467/80,247,953.44
  6. Step 6: Final answer
    x = 60,138,362.14

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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.