Home / 570,873,263.54-856,313,678.70-221,158,170.97

Finding the Fourth Proportional to 570,873,263.54, 856,313,678.70 and 221,158,170.97

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Solution

The fourth proportional to 570,873,263.54, 856,313,678.70 and 221,158,170.97 is: 331,738,722.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,873,263.54 : 856,313,678.70 = 221,158,170.97 : x
  2. Step 2: Convert to fraction form
    570,873,263.54/856,313,678.70 = 221,158,170.97/x
  3. Step 3: Cross multiply
    570,873,263.54x = 856,313,678.70 × 221,158,170.97
  4. Step 4: Simplify right side
    570,873,263.54x = 189,380,766,959,131,744
  5. Step 5: Solve for x
    x = 189,380,766,959,131,744/570,873,263.54
  6. Step 6: Final answer
    x = 331,738,722.16

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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.