Home / 11,863,770,656.40-17,795,655,984.60-9,117,262,573.20

Finding the Fourth Proportional to 11,863,770,656.40, 17,795,655,984.60 and 9,117,262,573.20

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Solution

The fourth proportional to 11,863,770,656.40, 17,795,655,984.60 and 9,117,262,573.20 is: 13,675,893,859.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863,770,656.40 : 17,795,655,984.60 = 9,117,262,573.20 : x
  2. Step 2: Convert to fraction form
    11,863,770,656.40/17,795,655,984.60 = 9,117,262,573.20/x
  3. Step 3: Cross multiply
    11,863,770,656.40x = 17,795,655,984.60 × 9,117,262,573.20
  4. Step 4: Simplify right side
    11,863,770,656.40x = 162,247,668,273,936,171,008
  5. Step 5: Solve for x
    x = 162,247,668,273,936,171,008/11,863,770,656.40
  6. Step 6: Final answer
    x = 13,675,893,859.80

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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.