Home / 251,001,017.70-346,273,958.51-156,751,539.45

Finding the Fourth Proportional to 251,001,017.70, 346,273,958.51 and 156,751,539.45

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Solution

The fourth proportional to 251,001,017.70, 346,273,958.51 and 156,751,539.45 is: 216,250,023.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,001,017.70 : 346,273,958.51 = 156,751,539.45 : x
  2. Step 2: Convert to fraction form
    251,001,017.70/346,273,958.51 = 156,751,539.45/x
  3. Step 3: Cross multiply
    251,001,017.70x = 346,273,958.51 × 156,751,539.45
  4. Step 4: Simplify right side
    251,001,017.70x = 54,278,976,067,887,920
  5. Step 5: Solve for x
    x = 54,278,976,067,887,920/251,001,017.70
  6. Step 6: Final answer
    x = 216,250,023.87

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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.