Home / 170,715,941.20-235,587,981.32-92,399,480.96

Finding the Fourth Proportional to 170,715,941.20, 235,587,981.32 and 92,399,480.96

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Solution

The fourth proportional to 170,715,941.20, 235,587,981.32 and 92,399,480.96 is: 127,511,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,715,941.20 : 235,587,981.32 = 92,399,480.96 : x
  2. Step 2: Convert to fraction form
    170,715,941.20/235,587,981.32 = 92,399,480.96/x
  3. Step 3: Cross multiply
    170,715,941.20x = 235,587,981.32 × 92,399,480.96
  4. Step 4: Simplify right side
    170,715,941.20x = 21,768,207,194,382,172
  5. Step 5: Solve for x
    x = 21,768,207,194,382,172/170,715,941.20
  6. Step 6: Final answer
    x = 127,511,274.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.