Home / 415,260,674.30-622,891,011.45-200,269,826.30

Finding the Fourth Proportional to 415,260,674.30, 622,891,011.45 and 200,269,826.30

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Solution

The fourth proportional to 415,260,674.30, 622,891,011.45 and 200,269,826.30 is: 300,404,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,260,674.30 : 622,891,011.45 = 200,269,826.30 : x
  2. Step 2: Convert to fraction form
    415,260,674.30/622,891,011.45 = 200,269,826.30/x
  3. Step 3: Cross multiply
    415,260,674.30x = 622,891,011.45 × 200,269,826.30
  4. Step 4: Simplify right side
    415,260,674.30x = 124,746,274,666,922,832
  5. Step 5: Solve for x
    x = 124,746,274,666,922,832/415,260,674.30
  6. Step 6: Final answer
    x = 300,404,739.45

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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.