Home / 203,039,066,922.62-280,200,631,989.50-111,590,859,171.82

Finding the Fourth Proportional to 203,039,066,922.62, 280,200,631,989.50 and 111,590,859,171.82

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Solution

The fourth proportional to 203,039,066,922.62, 280,200,631,989.50 and 111,590,859,171.82 is: 153,999,078,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,039,066,922.62 : 280,200,631,989.50 = 111,590,859,171.82 : x
  2. Step 2: Convert to fraction form
    203,039,066,922.62/280,200,631,989.50 = 111,590,859,171.82/x
  3. Step 3: Cross multiply
    203,039,066,922.62x = 280,200,631,989.50 × 111,590,859,171.82
  4. Step 4: Simplify right side
    203,039,066,922.62x = 31,267,829,264,195,258,417,152
  5. Step 5: Solve for x
    x = 31,267,829,264,195,258,417,152/203,039,066,922.62
  6. Step 6: Final answer
    x = 153,999,078,788.67

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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.