Home / 1,401,504,098.20-2,102,256,147.30-675,909,986.20

Finding the Fourth Proportional to 1,401,504,098.20, 2,102,256,147.30 and 675,909,986.20

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Solution

The fourth proportional to 1,401,504,098.20, 2,102,256,147.30 and 675,909,986.20 is: 1,013,864,979.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,504,098.20 : 2,102,256,147.30 = 675,909,986.20 : x
  2. Step 2: Convert to fraction form
    1,401,504,098.20/2,102,256,147.30 = 675,909,986.20/x
  3. Step 3: Cross multiply
    1,401,504,098.20x = 2,102,256,147.30 × 675,909,986.20
  4. Step 4: Simplify right side
    1,401,504,098.20x = 1,420,935,923,510,408,192
  5. Step 5: Solve for x
    x = 1,420,935,923,510,408,192/1,401,504,098.20
  6. Step 6: Final answer
    x = 1,013,864,979.30

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1.5x scale

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.