Home / 203,039,066,914.82-280,200,631,978.66-111,590,859,164

Finding the Fourth Proportional to 203,039,066,914.82, 280,200,631,978.66 and 111,590,859,164

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Solution

The fourth proportional to 203,039,066,914.82, 280,200,631,978.66 and 111,590,859,164 is: 153,999,078,777.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,039,066,914.82 : 280,200,631,978.66 = 111,590,859,164 : x
  2. Step 2: Convert to fraction form
    203,039,066,914.82/280,200,631,978.66 = 111,590,859,164/x
  3. Step 3: Cross multiply
    203,039,066,914.82x = 280,200,631,978.66 × 111,590,859,164
  4. Step 4: Simplify right side
    203,039,066,914.82x = 31,267,829,260,794,441,236,480
  5. Step 5: Solve for x
    x = 31,267,829,260,794,441,236,480/203,039,066,914.82
  6. Step 6: Final answer
    x = 153,999,078,777.84

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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.