Home / 253,546,702.67-350,222,667.66-209,670,933.71

Finding the Fourth Proportional to 253,546,702.67, 350,222,667.66 and 209,670,933.71

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Solution

The fourth proportional to 253,546,702.67, 350,222,667.66 and 209,670,933.71 is: 289,617,309.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,546,702.67 : 350,222,667.66 = 209,670,933.71 : x
  2. Step 2: Convert to fraction form
    253,546,702.67/350,222,667.66 = 209,670,933.71/x
  3. Step 3: Cross multiply
    253,546,702.67x = 350,222,667.66 × 209,670,933.71
  4. Step 4: Simplify right side
    253,546,702.67x = 73,431,513,734,668,112
  5. Step 5: Solve for x
    x = 73,431,513,734,668,112/253,546,702.67
  6. Step 6: Final answer
    x = 289,617,309.01

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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.