Home / 1,303,526,037-1,798,647,851.07-767,784,371.43

Finding the Fourth Proportional to 1,303,526,037, 1,798,647,851.07 and 767,784,371.43

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Solution

The fourth proportional to 1,303,526,037, 1,798,647,851.07 and 767,784,371.43 is: 1,059,413,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,526,037 : 1,798,647,851.07 = 767,784,371.43 : x
  2. Step 2: Convert to fraction form
    1,303,526,037/1,798,647,851.07 = 767,784,371.43/x
  3. Step 3: Cross multiply
    1,303,526,037x = 1,798,647,851.07 × 767,784,371.43
  4. Step 4: Simplify right side
    1,303,526,037x = 1,380,973,709,757,700,096
  5. Step 5: Solve for x
    x = 1,380,973,709,757,700,096/1,303,526,037
  6. Step 6: Final answer
    x = 1,059,413,982.20

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1.5x scale

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.