Home / 166,034,859.40-248,380,442.70-145,879,467.40

Finding the Fourth Proportional to 166,034,859.40, 248,380,442.70 and 145,879,467.40

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Solution

The fourth proportional to 166,034,859.40, 248,380,442.70 and 145,879,467.40 is: 218,228,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,034,859.40 : 248,380,442.70 = 145,879,467.40 : x
  2. Step 2: Convert to fraction form
    166,034,859.40/248,380,442.70 = 145,879,467.40/x
  3. Step 3: Cross multiply
    166,034,859.40x = 248,380,442.70 × 145,879,467.40
  4. Step 4: Simplify right side
    166,034,859.40x = 36,233,606,693,652,216
  5. Step 5: Solve for x
    x = 36,233,606,693,652,216/166,034,859.40
  6. Step 6: Final answer
    x = 218,228,911.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.