Home / 1,298,082,708.20-1,791,445,049.38-733,619,756.68

Finding the Fourth Proportional to 1,298,082,708.20, 1,791,445,049.38 and 733,619,756.68

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Solution

The fourth proportional to 1,298,082,708.20, 1,791,445,049.38 and 733,619,756.68 is: 1,012,446,643.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,082,708.20 : 1,791,445,049.38 = 733,619,756.68 : x
  2. Step 2: Convert to fraction form
    1,298,082,708.20/1,791,445,049.38 = 733,619,756.68/x
  3. Step 3: Cross multiply
    1,298,082,708.20x = 1,791,445,049.38 × 733,619,756.68
  4. Step 4: Simplify right side
    1,298,082,708.20x = 1,314,239,481,231,746,048
  5. Step 5: Solve for x
    x = 1,314,239,481,231,746,048/1,298,082,708.20
  6. Step 6: Final answer
    x = 1,012,446,643.75

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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.