Home / 4,845,891,328.40-7,268,836,992.60-3,684,940,749.20

Finding the Fourth Proportional to 4,845,891,328.40, 7,268,836,992.60 and 3,684,940,749.20

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Solution

The fourth proportional to 4,845,891,328.40, 7,268,836,992.60 and 3,684,940,749.20 is: 5,527,411,123.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845,891,328.40 : 7,268,836,992.60 = 3,684,940,749.20 : x
  2. Step 2: Convert to fraction form
    4,845,891,328.40/7,268,836,992.60 = 3,684,940,749.20/x
  3. Step 3: Cross multiply
    4,845,891,328.40x = 7,268,836,992.60 × 3,684,940,749.20
  4. Step 4: Simplify right side
    4,845,891,328.40x = 26,785,233,633,324,118,016
  5. Step 5: Solve for x
    x = 26,785,233,633,324,118,016/4,845,891,328.40
  6. Step 6: Final answer
    x = 5,527,411,123.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.