Home / 3,221,628,541.28-4,443,328,742.04-2,092,961,958.72

Finding the Fourth Proportional to 3,221,628,541.28, 4,443,328,742.04 and 2,092,961,958.72

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Solution

The fourth proportional to 3,221,628,541.28, 4,443,328,742.04 and 2,092,961,958.72 is: 2,886,651,241.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,628,541.28 : 4,443,328,742.04 = 2,092,961,958.72 : x
  2. Step 2: Convert to fraction form
    3,221,628,541.28/4,443,328,742.04 = 2,092,961,958.72/x
  3. Step 3: Cross multiply
    3,221,628,541.28x = 4,443,328,742.04 × 2,092,961,958.72
  4. Step 4: Simplify right side
    3,221,628,541.28x = 9,299,718,027,176,912,896
  5. Step 5: Solve for x
    x = 9,299,718,027,176,912,896/3,221,628,541.28
  6. Step 6: Final answer
    x = 2,886,651,241.14

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Double scale
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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.