Home / 117,450,392.82-162,044,975.55-67,872,704.82

Finding the Fourth Proportional to 117,450,392.82, 162,044,975.55 and 67,872,704.82

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Solution

The fourth proportional to 117,450,392.82, 162,044,975.55 and 67,872,704.82 is: 93,643,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,450,392.82 : 162,044,975.55 = 67,872,704.82 : x
  2. Step 2: Convert to fraction form
    117,450,392.82/162,044,975.55 = 67,872,704.82/x
  3. Step 3: Cross multiply
    117,450,392.82x = 162,044,975.55 × 67,872,704.82
  4. Step 4: Simplify right side
    117,450,392.82x = 10,998,430,793,069,266
  5. Step 5: Solve for x
    x = 10,998,430,793,069,266/117,450,392.82
  6. Step 6: Final answer
    x = 93,643,201.43

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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.