Home / 7,680,479,680,999.60-11,521,396,793,826-2,166,943,969,894.60

Finding the Fourth Proportional to 7,680,479,680,999.60, 11,521,396,793,826 and 2,166,943,969,894.60

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Solution

The fourth proportional to 7,680,479,680,999.60, 11,521,396,793,826 and 2,166,943,969,894.60 is: 3,250,607,038,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,479,680,999.60 : 11,521,396,793,826 = 2,166,943,969,894.60 : x
  2. Step 2: Convert to fraction form
    7,680,479,680,999.60/11,521,396,793,826 = 2,166,943,969,894.60/x
  3. Step 3: Cross multiply
    7,680,479,680,999.60x = 11,521,396,793,826 × 2,166,943,969,894.60
  4. Step 4: Simplify right side
    7,680,479,680,999.60x = 24,966,221,307,144,228,170,629,120
  5. Step 5: Solve for x
    x = 24,966,221,307,144,228,170,629,120/7,680,479,680,999.60
  6. Step 6: Final answer
    x = 3,250,607,038,113.40

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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.