Home / 163,487,791.84-222,590,888.32-162,977,608.48

Finding the Fourth Proportional to 163,487,791.84, 222,590,888.32 and 162,977,608.48

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Solution

The fourth proportional to 163,487,791.84, 222,590,888.32 and 162,977,608.48 is: 221,896,266.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,487,791.84 : 222,590,888.32 = 162,977,608.48 : x
  2. Step 2: Convert to fraction form
    163,487,791.84/222,590,888.32 = 162,977,608.48/x
  3. Step 3: Cross multiply
    163,487,791.84x = 222,590,888.32 × 162,977,608.48
  4. Step 4: Simplify right side
    163,487,791.84x = 36,277,330,647,832,360
  5. Step 5: Solve for x
    x = 36,277,330,647,832,360/163,487,791.84
  6. Step 6: Final answer
    x = 221,896,266.62

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.