Home / 203,039,066,930.28-280,200,632,000-111,590,859,179.46

Finding the Fourth Proportional to 203,039,066,930.28, 280,200,632,000 and 111,590,859,179.46

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Solution

The fourth proportional to 203,039,066,930.28, 280,200,632,000 and 111,590,859,179.46 is: 153,999,078,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,039,066,930.28 : 280,200,632,000 = 111,590,859,179.46 : x
  2. Step 2: Convert to fraction form
    203,039,066,930.28/280,200,632,000 = 111,590,859,179.46/x
  3. Step 3: Cross multiply
    203,039,066,930.28x = 280,200,632,000 × 111,590,859,179.46
  4. Step 4: Simplify right side
    203,039,066,930.28x = 31,267,829,267,507,693,223,936
  5. Step 5: Solve for x
    x = 31,267,829,267,507,693,223,936/203,039,066,930.28
  6. Step 6: Final answer
    x = 153,999,078,799.18

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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.