Home / 152,494,370.39-228,686,180.61-83,458,194.32

Finding the Fourth Proportional to 152,494,370.39, 228,686,180.61 and 83,458,194.32

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Solution

The fourth proportional to 152,494,370.39, 228,686,180.61 and 83,458,194.32 is: 125,156,985.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,494,370.39 : 228,686,180.61 = 83,458,194.32 : x
  2. Step 2: Convert to fraction form
    152,494,370.39/228,686,180.61 = 83,458,194.32/x
  3. Step 3: Cross multiply
    152,494,370.39x = 228,686,180.61 × 83,458,194.32
  4. Step 4: Simplify right side
    152,494,370.39x = 19,085,735,699,647,996
  5. Step 5: Solve for x
    x = 19,085,735,699,647,996/152,494,370.39
  6. Step 6: Final answer
    x = 125,156,985.47

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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.