Home / 55,273,142,315,667-76,279,334,104,698-30,609,100,450,149

Finding the Fourth Proportional to 55,273,142,315,667, 76,279,334,104,698 and 30,609,100,450,149

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Solution

The fourth proportional to 55,273,142,315,667, 76,279,334,104,698 and 30,609,100,450,149 is: 42,241,886,421,922.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273,142,315,667 : 76,279,334,104,698 = 30,609,100,450,149 : x
  2. Step 2: Convert to fraction form
    55,273,142,315,667/76,279,334,104,698 = 30,609,100,450,149/x
  3. Step 3: Cross multiply
    55,273,142,315,667x = 76,279,334,104,698 × 30,609,100,450,149
  4. Step 4: Simplify right side
    55,273,142,315,667x = 2,334,841,799,881,177,473,520,500,736
  5. Step 5: Solve for x
    x = 2,334,841,799,881,177,473,520,500,736/55,273,142,315,667
  6. Step 6: Final answer
    x = 42,241,886,421,922.75

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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.