Home / 648,332,879.56-894,699,662.63-350,975,112.10

Finding the Fourth Proportional to 648,332,879.56, 894,699,662.63 and 350,975,112.10

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Solution

The fourth proportional to 648,332,879.56, 894,699,662.63 and 350,975,112.10 is: 484,345,811.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,332,879.56 : 894,699,662.63 = 350,975,112.10 : x
  2. Step 2: Convert to fraction form
    648,332,879.56/894,699,662.63 = 350,975,112.10/x
  3. Step 3: Cross multiply
    648,332,879.56x = 894,699,662.63 × 350,975,112.10
  4. Step 4: Simplify right side
    648,332,879.56x = 314,017,314,383,404,800
  5. Step 5: Solve for x
    x = 314,017,314,383,404,800/648,332,879.56
  6. Step 6: Final answer
    x = 484,345,811.06

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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.