Home / 401,996,982.20-602,995,473.30-336,240,015.80

Finding the Fourth Proportional to 401,996,982.20, 602,995,473.30 and 336,240,015.80

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Solution

The fourth proportional to 401,996,982.20, 602,995,473.30 and 336,240,015.80 is: 504,360,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,996,982.20 : 602,995,473.30 = 336,240,015.80 : x
  2. Step 2: Convert to fraction form
    401,996,982.20/602,995,473.30 = 336,240,015.80/x
  3. Step 3: Cross multiply
    401,996,982.20x = 602,995,473.30 × 336,240,015.80
  4. Step 4: Simplify right side
    401,996,982.20x = 202,751,207,469,720,480
  5. Step 5: Solve for x
    x = 202,751,207,469,720,480/401,996,982.20
  6. Step 6: Final answer
    x = 504,360,023.70

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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.