Home / 804,427,872.96-1,206,634,099.32-476,667,453.36

Finding the Fourth Proportional to 804,427,872.96, 1,206,634,099.32 and 476,667,453.36

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Solution

The fourth proportional to 804,427,872.96, 1,206,634,099.32 and 476,667,453.36 is: 714,996,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,427,872.96 : 1,206,634,099.32 = 476,667,453.36 : x
  2. Step 2: Convert to fraction form
    804,427,872.96/1,206,634,099.32 = 476,667,453.36/x
  3. Step 3: Cross multiply
    804,427,872.96x = 1,206,634,099.32 × 476,667,453.36
  4. Step 4: Simplify right side
    804,427,872.96x = 575,163,203,260,201,664
  5. Step 5: Solve for x
    x = 575,163,203,260,201,664/804,427,872.96
  6. Step 6: Final answer
    x = 714,996,611.37

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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.