Home / 3,716,509,421.38-5,128,918,334.43-2,022,882,266.51

Finding the Fourth Proportional to 3,716,509,421.38, 5,128,918,334.43 and 2,022,882,266.51

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Solution

The fourth proportional to 3,716,509,421.38, 5,128,918,334.43 and 2,022,882,266.51 is: 2,791,651,189.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,716,509,421.38 : 5,128,918,334.43 = 2,022,882,266.51 : x
  2. Step 2: Convert to fraction form
    3,716,509,421.38/5,128,918,334.43 = 2,022,882,266.51/x
  3. Step 3: Cross multiply
    3,716,509,421.38x = 5,128,918,334.43 × 2,022,882,266.51
  4. Step 4: Simplify right side
    3,716,509,421.38x = 10,375,197,945,096,454,144
  5. Step 5: Solve for x
    x = 10,375,197,945,096,454,144/3,716,509,421.38
  6. Step 6: Final answer
    x = 2,791,651,189.00

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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.