Home / 308,075,219.36-461,008,212.24-266,718,351.64

Finding the Fourth Proportional to 308,075,219.36, 461,008,212.24 and 266,718,351.64

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Solution

The fourth proportional to 308,075,219.36, 461,008,212.24 and 266,718,351.64 is: 399,121,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,075,219.36 : 461,008,212.24 = 266,718,351.64 : x
  2. Step 2: Convert to fraction form
    308,075,219.36/461,008,212.24 = 266,718,351.64/x
  3. Step 3: Cross multiply
    308,075,219.36x = 461,008,212.24 × 266,718,351.64
  4. Step 4: Simplify right side
    308,075,219.36x = 122,959,350,461,156,064
  5. Step 5: Solve for x
    x = 122,959,350,461,156,064/308,075,219.36
  6. Step 6: Final answer
    x = 399,121,197.47

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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.