Home / 308,670,975.72-462,401,090.64-179,006,173.56

Finding the Fourth Proportional to 308,670,975.72, 462,401,090.64 and 179,006,173.56

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Solution

The fourth proportional to 308,670,975.72, 462,401,090.64 and 179,006,173.56 is: 268,158,189.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,670,975.72 : 462,401,090.64 = 179,006,173.56 : x
  2. Step 2: Convert to fraction form
    308,670,975.72/462,401,090.64 = 179,006,173.56/x
  3. Step 3: Cross multiply
    308,670,975.72x = 462,401,090.64 × 179,006,173.56
  4. Step 4: Simplify right side
    308,670,975.72x = 82,772,649,885,437,136
  5. Step 5: Solve for x
    x = 82,772,649,885,437,136/308,670,975.72
  6. Step 6: Final answer
    x = 268,158,189.13

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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.