Home / 12,447,295,961.51-17,177,319,825.26-6,731,580,263.78

Finding the Fourth Proportional to 12,447,295,961.51, 17,177,319,825.26 and 6,731,580,263.78

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Solution

The fourth proportional to 12,447,295,961.51, 17,177,319,825.26 and 6,731,580,263.78 is: 9,289,608,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447,295,961.51 : 17,177,319,825.26 = 6,731,580,263.78 : x
  2. Step 2: Convert to fraction form
    12,447,295,961.51/17,177,319,825.26 = 6,731,580,263.78/x
  3. Step 3: Cross multiply
    12,447,295,961.51x = 17,177,319,825.26 × 6,731,580,263.78
  4. Step 4: Simplify right side
    12,447,295,961.51x = 115,630,507,120,371,564,544
  5. Step 5: Solve for x
    x = 115,630,507,120,371,564,544/12,447,295,961.51
  6. Step 6: Final answer
    x = 9,289,608,560.60

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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.