Home / 319,526,100.54-479,337,074.11-112,227,973.78

Finding the Fourth Proportional to 319,526,100.54, 479,337,074.11 and 112,227,973.78

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Solution

The fourth proportional to 319,526,100.54, 479,337,074.11 and 112,227,973.78 is: 168,358,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,526,100.54 : 479,337,074.11 = 112,227,973.78 : x
  2. Step 2: Convert to fraction form
    319,526,100.54/479,337,074.11 = 112,227,973.78/x
  3. Step 3: Cross multiply
    319,526,100.54x = 479,337,074.11 × 112,227,973.78
  4. Step 4: Simplify right side
    319,526,100.54x = 53,795,028,584,999,000
  5. Step 5: Solve for x
    x = 53,795,028,584,999,000/319,526,100.54
  6. Step 6: Final answer
    x = 168,358,792.89

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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.