Home / 333,299,391.45-459,953,120.79-199,337,287.01

Finding the Fourth Proportional to 333,299,391.45, 459,953,120.79 and 199,337,287.01

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Solution

The fourth proportional to 333,299,391.45, 459,953,120.79 and 199,337,287.01 is: 275,085,432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,299,391.45 : 459,953,120.79 = 199,337,287.01 : x
  2. Step 2: Convert to fraction form
    333,299,391.45/459,953,120.79 = 199,337,287.01/x
  3. Step 3: Cross multiply
    333,299,391.45x = 459,953,120.79 × 199,337,287.01
  4. Step 4: Simplify right side
    333,299,391.45x = 91,685,807,250,061,424
  5. Step 5: Solve for x
    x = 91,685,807,250,061,424/333,299,391.45
  6. Step 6: Final answer
    x = 275,085,432.50

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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.