Home / 7,970,972,438.40-11,957,599,707.84-2,450,693,927.04

Finding the Fourth Proportional to 7,970,972,438.40, 11,957,599,707.84 and 2,450,693,927.04

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Solution

The fourth proportional to 7,970,972,438.40, 11,957,599,707.84 and 2,450,693,927.04 is: 3,676,391,709.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970,972,438.40 : 11,957,599,707.84 = 2,450,693,927.04 : x
  2. Step 2: Convert to fraction form
    7,970,972,438.40/11,957,599,707.84 = 2,450,693,927.04/x
  3. Step 3: Cross multiply
    7,970,972,438.40x = 11,957,599,707.84 × 2,450,693,927.04
  4. Step 4: Simplify right side
    7,970,972,438.40x = 29,304,416,985,978,765,312
  5. Step 5: Solve for x
    x = 29,304,416,985,978,765,312/7,970,972,438.40
  6. Step 6: Final answer
    x = 3,676,391,709.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.