Home / 243,684,975.69-336,289,828.82-149,551,939.47

Finding the Fourth Proportional to 243,684,975.69, 336,289,828.82 and 149,551,939.47

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Solution

The fourth proportional to 243,684,975.69, 336,289,828.82 and 149,551,939.47 is: 206,384,476.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,684,975.69 : 336,289,828.82 = 149,551,939.47 : x
  2. Step 2: Convert to fraction form
    243,684,975.69/336,289,828.82 = 149,551,939.47/x
  3. Step 3: Cross multiply
    243,684,975.69x = 336,289,828.82 × 149,551,939.47
  4. Step 4: Simplify right side
    243,684,975.69x = 50,292,796,123,317,544
  5. Step 5: Solve for x
    x = 50,292,796,123,317,544/243,684,975.69
  6. Step 6: Final answer
    x = 206,384,476.44

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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.