Home / 245,093,675.33-338,241,237.47-137,836,747.65

Finding the Fourth Proportional to 245,093,675.33, 338,241,237.47 and 137,836,747.65

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Solution

The fourth proportional to 245,093,675.33, 338,241,237.47 and 137,836,747.65 is: 190,221,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,093,675.33 : 338,241,237.47 = 137,836,747.65 : x
  2. Step 2: Convert to fraction form
    245,093,675.33/338,241,237.47 = 137,836,747.65/x
  3. Step 3: Cross multiply
    245,093,675.33x = 338,241,237.47 × 137,836,747.65
  4. Step 4: Simplify right side
    245,093,675.33x = 46,622,072,095,166,312
  5. Step 5: Solve for x
    x = 46,622,072,095,166,312/245,093,675.33
  6. Step 6: Final answer
    x = 190,221,440.97

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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.