Home / 137,824,501.20-206,736,751.80-124,193,039.55

Finding the Fourth Proportional to 137,824,501.20, 206,736,751.80 and 124,193,039.55

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Solution

The fourth proportional to 137,824,501.20, 206,736,751.80 and 124,193,039.55 is: 186,289,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,824,501.20 : 206,736,751.80 = 124,193,039.55 : x
  2. Step 2: Convert to fraction form
    137,824,501.20/206,736,751.80 = 124,193,039.55/x
  3. Step 3: Cross multiply
    137,824,501.20x = 206,736,751.80 × 124,193,039.55
  4. Step 4: Simplify right side
    137,824,501.20x = 25,675,265,592,735,936
  5. Step 5: Solve for x
    x = 25,675,265,592,735,936/137,824,501.20
  6. Step 6: Final answer
    x = 186,289,559.33

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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.