Home / 2,268,202,191-3,130,120,279.26-1,225,160,655

Finding the Fourth Proportional to 2,268,202,191, 3,130,120,279.26 and 1,225,160,655

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Solution

The fourth proportional to 2,268,202,191, 3,130,120,279.26 and 1,225,160,655 is: 1,690,722,382.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268,202,191 : 3,130,120,279.26 = 1,225,160,655 : x
  2. Step 2: Convert to fraction form
    2,268,202,191/3,130,120,279.26 = 1,225,160,655/x
  3. Step 3: Cross multiply
    2,268,202,191x = 3,130,120,279.26 × 1,225,160,655
  4. Step 4: Simplify right side
    2,268,202,191x = 3,834,900,211,566,964,736
  5. Step 5: Solve for x
    x = 3,834,900,211,566,964,736/2,268,202,191
  6. Step 6: Final answer
    x = 1,690,722,382.15

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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.