Home / 281,559,616.39-421,794,659.58-158,363,620.93

Finding the Fourth Proportional to 281,559,616.39, 421,794,659.58 and 158,363,620.93

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Solution

The fourth proportional to 281,559,616.39, 421,794,659.58 and 158,363,620.93 is: 237,239,027.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,559,616.39 : 421,794,659.58 = 158,363,620.93 : x
  2. Step 2: Convert to fraction form
    281,559,616.39/421,794,659.58 = 158,363,620.93/x
  3. Step 3: Cross multiply
    281,559,616.39x = 421,794,659.58 × 158,363,620.93
  4. Step 4: Simplify right side
    281,559,616.39x = 66,796,929,580,025,512
  5. Step 5: Solve for x
    x = 66,796,929,580,025,512/281,559,616.39
  6. Step 6: Final answer
    x = 237,239,027.52

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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.