Home / 134,492,654.70-201,738,982.05-80,073,096.30

Finding the Fourth Proportional to 134,492,654.70, 201,738,982.05 and 80,073,096.30

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Solution

The fourth proportional to 134,492,654.70, 201,738,982.05 and 80,073,096.30 is: 120,109,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,492,654.70 : 201,738,982.05 = 80,073,096.30 : x
  2. Step 2: Convert to fraction form
    134,492,654.70/201,738,982.05 = 80,073,096.30/x
  3. Step 3: Cross multiply
    134,492,654.70x = 201,738,982.05 × 80,073,096.30
  4. Step 4: Simplify right side
    134,492,654.70x = 16,153,864,937,153,622
  5. Step 5: Solve for x
    x = 16,153,864,937,153,622/134,492,654.70
  6. Step 6: Final answer
    x = 120,109,644.45

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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.