Home / 154,959,570.14-213,859,311.39-115,733,245.64

Finding the Fourth Proportional to 154,959,570.14, 213,859,311.39 and 115,733,245.64

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Solution

The fourth proportional to 154,959,570.14, 213,859,311.39 and 115,733,245.64 is: 159,723,160.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,959,570.14 : 213,859,311.39 = 115,733,245.64 : x
  2. Step 2: Convert to fraction form
    154,959,570.14/213,859,311.39 = 115,733,245.64/x
  3. Step 3: Cross multiply
    154,959,570.14x = 213,859,311.39 × 115,733,245.64
  4. Step 4: Simplify right side
    154,959,570.14x = 24,750,632,216,430,824
  5. Step 5: Solve for x
    x = 24,750,632,216,430,824/154,959,570.14
  6. Step 6: Final answer
    x = 159,723,160.01

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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.