Home / 1,451,882,300.78-2,177,820,129.21-622,298,028.20

Finding the Fourth Proportional to 1,451,882,300.78, 2,177,820,129.21 and 622,298,028.20

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Solution

The fourth proportional to 1,451,882,300.78, 2,177,820,129.21 and 622,298,028.20 is: 933,445,618.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,882,300.78 : 2,177,820,129.21 = 622,298,028.20 : x
  2. Step 2: Convert to fraction form
    1,451,882,300.78/2,177,820,129.21 = 622,298,028.20/x
  3. Step 3: Cross multiply
    1,451,882,300.78x = 2,177,820,129.21 × 622,298,028.20
  4. Step 4: Simplify right side
    1,451,882,300.78x = 1,355,253,172,181,652,224
  5. Step 5: Solve for x
    x = 1,355,253,172,181,652,224/1,451,882,300.78
  6. Step 6: Final answer
    x = 933,445,618.46

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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.