Home / 212,300,524,361.04-318,495,511,096.76-68,868,352,997.08

Finding the Fourth Proportional to 212,300,524,361.04, 318,495,511,096.76 and 68,868,352,997.08

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Solution

The fourth proportional to 212,300,524,361.04, 318,495,511,096.76 and 68,868,352,997.08 is: 103,317,037,733.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,300,524,361.04 : 318,495,511,096.76 = 68,868,352,997.08 : x
  2. Step 2: Convert to fraction form
    212,300,524,361.04/318,495,511,096.76 = 68,868,352,997.08/x
  3. Step 3: Cross multiply
    212,300,524,361.04x = 318,495,511,096.76 × 68,868,352,997.08
  4. Step 4: Simplify right side
    212,300,524,361.04x = 21,934,261,286,197,077,737,472
  5. Step 5: Solve for x
    x = 21,934,261,286,197,077,737,472/212,300,524,361.04
  6. Step 6: Final answer
    x = 103,317,037,733.24

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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.