Home / 3,615,015,131.32-4,988,447,101.14-2,028,800,740

Finding the Fourth Proportional to 3,615,015,131.32, 4,988,447,101.14 and 2,028,800,740

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Solution

The fourth proportional to 3,615,015,131.32, 4,988,447,101.14 and 2,028,800,740 is: 2,799,591,371.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,015,131.32 : 4,988,447,101.14 = 2,028,800,740 : x
  2. Step 2: Convert to fraction form
    3,615,015,131.32/4,988,447,101.14 = 2,028,800,740/x
  3. Step 3: Cross multiply
    3,615,015,131.32x = 4,988,447,101.14 × 2,028,800,740
  4. Step 4: Simplify right side
    3,615,015,131.32x = 10,120,565,170,243,688,448
  5. Step 5: Solve for x
    x = 10,120,565,170,243,688,448/3,615,015,131.32
  6. Step 6: Final answer
    x = 2,799,591,371.71

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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.