Home / 7,261,021,101,235.80-10,893,441,981,244-2,609,404,567,128.90

Finding the Fourth Proportional to 7,261,021,101,235.80, 10,893,441,981,244 and 2,609,404,567,128.90

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Solution

The fourth proportional to 7,261,021,101,235.80, 10,893,441,981,244 and 2,609,404,567,128.90 is: 3,914,793,368,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,021,101,235.80 : 10,893,441,981,244 = 2,609,404,567,128.90 : x
  2. Step 2: Convert to fraction form
    7,261,021,101,235.80/10,893,441,981,244 = 2,609,404,567,128.90/x
  3. Step 3: Cross multiply
    7,261,021,101,235.80x = 10,893,441,981,244 × 2,609,404,567,128.90
  4. Step 4: Simplify right side
    7,261,021,101,235.80x = 28,425,397,257,611,787,137,712,128
  5. Step 5: Solve for x
    x = 28,425,397,257,611,787,137,712,128/7,261,021,101,235.80
  6. Step 6: Final answer
    x = 3,914,793,368,769.29

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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.