Home / 12,481,528,453.66-18,728,729,515.05-5,849,831,329.12

Finding the Fourth Proportional to 12,481,528,453.66, 18,728,729,515.05 and 5,849,831,329.12

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Solution

The fourth proportional to 12,481,528,453.66, 18,728,729,515.05 and 5,849,831,329.12 is: 8,777,763,803.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,528,453.66 : 18,728,729,515.05 = 5,849,831,329.12 : x
  2. Step 2: Convert to fraction form
    12,481,528,453.66/18,728,729,515.05 = 5,849,831,329.12/x
  3. Step 3: Cross multiply
    12,481,528,453.66x = 18,728,729,515.05 × 5,849,831,329.12
  4. Step 4: Simplify right side
    12,481,528,453.66x = 109,559,908,671,753,912,320
  5. Step 5: Solve for x
    x = 109,559,908,671,753,912,320/12,481,528,453.66
  6. Step 6: Final answer
    x = 8,777,763,803.41

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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.