Home / 2,156,496,669-3,081,689,831.25

Finding the Third Proportional to 2,156,496,669 and 3,081,689,831.25

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Solution

The third proportional to 2,156,496,669 and 3,081,689,831.25 is: 4,403,814,924.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,496,669 : 3,081,689,831.25 = 3,081,689,831.25 : x
  2. Step 2: Convert to fraction form
    2,156,496,669/3,081,689,831.25 = 3,081,689,831.25/x
  3. Step 3: Cross multiply
    2,156,496,669x = 3,081,689,831.25 × 3,081,689,831.25
  4. Step 4: Simplify right side
    2,156,496,669x = 9,496,812,216,029,652,992
  5. Step 5: Solve for x
    x = 9,496,812,216,029,652,992/2,156,496,669
  6. Step 6: Final answer
    x = 4,403,814,924.71

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.