Home / 1,012,797,492.32-1,519,179,637.20-322,695,371.36

Finding the Fourth Proportional to 1,012,797,492.32, 1,519,179,637.20 and 322,695,371.36

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Solution

The fourth proportional to 1,012,797,492.32, 1,519,179,637.20 and 322,695,371.36 is: 484,037,767.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,797,492.32 : 1,519,179,637.20 = 322,695,371.36 : x
  2. Step 2: Convert to fraction form
    1,012,797,492.32/1,519,179,637.20 = 322,695,371.36/x
  3. Step 3: Cross multiply
    1,012,797,492.32x = 1,519,179,637.20 × 322,695,371.36
  4. Step 4: Simplify right side
    1,012,797,492.32x = 490,232,237,188,804,096
  5. Step 5: Solve for x
    x = 490,232,237,188,804,096/1,012,797,492.32
  6. Step 6: Final answer
    x = 484,037,767.58

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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.