Home / 225,412,170.45-338,160,732.46-85,394,567.47

Finding the Fourth Proportional to 225,412,170.45, 338,160,732.46 and 85,394,567.47

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Solution

The fourth proportional to 225,412,170.45, 338,160,732.46 and 85,394,567.47 is: 128,107,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,412,170.45 : 338,160,732.46 = 85,394,567.47 : x
  2. Step 2: Convert to fraction form
    225,412,170.45/338,160,732.46 = 85,394,567.47/x
  3. Step 3: Cross multiply
    225,412,170.45x = 338,160,732.46 × 85,394,567.47
  4. Step 4: Simplify right side
    225,412,170.45x = 28,877,089,483,335,252
  5. Step 5: Solve for x
    x = 28,877,089,483,335,252/225,412,170.45
  6. Step 6: Final answer
    x = 128,107,943.00

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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.