Home / 467,934,917.31-645,786,542.84-259,110,489.15

Finding the Fourth Proportional to 467,934,917.31, 645,786,542.84 and 259,110,489.15

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Solution

The fourth proportional to 467,934,917.31, 645,786,542.84 and 259,110,489.15 is: 357,592,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,934,917.31 : 645,786,542.84 = 259,110,489.15 : x
  2. Step 2: Convert to fraction form
    467,934,917.31/645,786,542.84 = 259,110,489.15/x
  3. Step 3: Cross multiply
    467,934,917.31x = 645,786,542.84 × 259,110,489.15
  4. Step 4: Simplify right side
    467,934,917.31x = 167,330,067,000,464,288
  5. Step 5: Solve for x
    x = 167,330,067,000,464,288/467,934,917.31
  6. Step 6: Final answer
    x = 357,592,607.03

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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.