Home / 251,728,053.40-347,388,312.66-144,454,857.14

Finding the Fourth Proportional to 251,728,053.40, 347,388,312.66 and 144,454,857.14

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Solution

The fourth proportional to 251,728,053.40, 347,388,312.66 and 144,454,857.14 is: 199,349,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,728,053.40 : 347,388,312.66 = 144,454,857.14 : x
  2. Step 2: Convert to fraction form
    251,728,053.40/347,388,312.66 = 144,454,857.14/x
  3. Step 3: Cross multiply
    251,728,053.40x = 347,388,312.66 × 144,454,857.14
  4. Step 4: Simplify right side
    251,728,053.40x = 50,181,929,075,669,016
  5. Step 5: Solve for x
    x = 50,181,929,075,669,016/251,728,053.40
  6. Step 6: Final answer
    x = 199,349,768.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.