Home / 2,215,202,668.32-3,056,316,016.92-1,275,381,146.28

Finding the Fourth Proportional to 2,215,202,668.32, 3,056,316,016.92 and 1,275,381,146.28

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Solution

The fourth proportional to 2,215,202,668.32, 3,056,316,016.92 and 1,275,381,146.28 is: 1,759,643,883.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,202,668.32 : 3,056,316,016.92 = 1,275,381,146.28 : x
  2. Step 2: Convert to fraction form
    2,215,202,668.32/3,056,316,016.92 = 1,275,381,146.28/x
  3. Step 3: Cross multiply
    2,215,202,668.32x = 3,056,316,016.92 × 1,275,381,146.28
  4. Step 4: Simplify right side
    2,215,202,668.32x = 3,897,967,825,053,353,472
  5. Step 5: Solve for x
    x = 3,897,967,825,053,353,472/2,215,202,668.32
  6. Step 6: Final answer
    x = 1,759,643,883.06

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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.