Home / 218,194,688.43-327,284,060.94-64,836,759.06

Finding the Fourth Proportional to 218,194,688.43, 327,284,060.94 and 64,836,759.06

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Solution

The fourth proportional to 218,194,688.43, 327,284,060.94 and 64,836,759.06 is: 97,252,769.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,194,688.43 : 327,284,060.94 = 64,836,759.06 : x
  2. Step 2: Convert to fraction form
    218,194,688.43/327,284,060.94 = 64,836,759.06/x
  3. Step 3: Cross multiply
    218,194,688.43x = 327,284,060.94 × 64,836,759.06
  4. Step 4: Simplify right side
    218,194,688.43x = 21,220,037,803,345,136
  5. Step 5: Solve for x
    x = 21,220,037,803,345,136/218,194,688.43
  6. Step 6: Final answer
    x = 97,252,769.79

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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.