Home / 146,060,755.11-218,900,367.48-111,390,208.57

Finding the Fourth Proportional to 146,060,755.11, 218,900,367.48 and 111,390,208.57

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Solution

The fourth proportional to 146,060,755.11, 218,900,367.48 and 111,390,208.57 is: 166,939,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,060,755.11 : 218,900,367.48 = 111,390,208.57 : x
  2. Step 2: Convert to fraction form
    146,060,755.11/218,900,367.48 = 111,390,208.57/x
  3. Step 3: Cross multiply
    146,060,755.11x = 218,900,367.48 × 111,390,208.57
  4. Step 4: Simplify right side
    146,060,755.11x = 24,383,357,590,338,184
  5. Step 5: Solve for x
    x = 24,383,357,590,338,184/146,060,755.11
  6. Step 6: Final answer
    x = 166,939,829.74

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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.