Home / 490,567,505.52-736,047,563.52-199,457,004.72

Finding the Fourth Proportional to 490,567,505.52, 736,047,563.52 and 199,457,004.72

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Solution

The fourth proportional to 490,567,505.52, 736,047,563.52 and 199,457,004.72 is: 299,265,321.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,567,505.52 : 736,047,563.52 = 199,457,004.72 : x
  2. Step 2: Convert to fraction form
    490,567,505.52/736,047,563.52 = 199,457,004.72/x
  3. Step 3: Cross multiply
    490,567,505.52x = 736,047,563.52 × 199,457,004.72
  4. Step 4: Simplify right side
    490,567,505.52x = 146,809,842,351,153,120
  5. Step 5: Solve for x
    x = 146,809,842,351,153,120/490,567,505.52
  6. Step 6: Final answer
    x = 299,265,321.69

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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.