Home / 278,062,926.84-383,735,647.62-160,586,122.36

Finding the Fourth Proportional to 278,062,926.84, 383,735,647.62 and 160,586,122.36

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Solution

The fourth proportional to 278,062,926.84, 383,735,647.62 and 160,586,122.36 is: 221,613,935.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,062,926.84 : 383,735,647.62 = 160,586,122.36 : x
  2. Step 2: Convert to fraction form
    278,062,926.84/383,735,647.62 = 160,586,122.36/x
  3. Step 3: Cross multiply
    278,062,926.84x = 383,735,647.62 × 160,586,122.36
  4. Step 4: Simplify right side
    278,062,926.84x = 61,622,619,662,599,168
  5. Step 5: Solve for x
    x = 61,622,619,662,599,168/278,062,926.84
  6. Step 6: Final answer
    x = 221,613,935.96

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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.