Home / 299,383,670.55-449,075,505.83-218,762,102.55

Finding the Fourth Proportional to 299,383,670.55, 449,075,505.83 and 218,762,102.55

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Solution

The fourth proportional to 299,383,670.55, 449,075,505.83 and 218,762,102.55 is: 328,143,153.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,383,670.55 : 449,075,505.83 = 218,762,102.55 : x
  2. Step 2: Convert to fraction form
    299,383,670.55/449,075,505.83 = 218,762,102.55/x
  3. Step 3: Cross multiply
    299,383,670.55x = 449,075,505.83 × 218,762,102.55
  4. Step 4: Simplify right side
    299,383,670.55x = 98,240,701,857,981,776
  5. Step 5: Solve for x
    x = 98,240,701,857,981,776/299,383,670.55
  6. Step 6: Final answer
    x = 328,143,153.83

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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.