Home / 333,299,389.95-459,953,118.72-199,337,285.51

Finding the Fourth Proportional to 333,299,389.95, 459,953,118.72 and 199,337,285.51

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Solution

The fourth proportional to 333,299,389.95, 459,953,118.72 and 199,337,285.51 is: 275,085,430.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,299,389.95 : 459,953,118.72 = 199,337,285.51 : x
  2. Step 2: Convert to fraction form
    333,299,389.95/459,953,118.72 = 199,337,285.51/x
  3. Step 3: Cross multiply
    333,299,389.95x = 459,953,118.72 × 199,337,285.51
  4. Step 4: Simplify right side
    333,299,389.95x = 91,685,806,147,503,568
  5. Step 5: Solve for x
    x = 91,685,806,147,503,568/333,299,389.95
  6. Step 6: Final answer
    x = 275,085,430.43

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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.