Home / 6,422,899,556.97-9,634,813,679.91-2,688,435,084.92

Finding the Fourth Proportional to 6,422,899,556.97, 9,634,813,679.91 and 2,688,435,084.92

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Solution

The fourth proportional to 6,422,899,556.97, 9,634,813,679.91 and 2,688,435,084.92 is: 4,032,846,988.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,899,556.97 : 9,634,813,679.91 = 2,688,435,084.92 : x
  2. Step 2: Convert to fraction form
    6,422,899,556.97/9,634,813,679.91 = 2,688,435,084.92/x
  3. Step 3: Cross multiply
    6,422,899,556.97x = 9,634,813,679.91 × 2,688,435,084.92
  4. Step 4: Simplify right side
    6,422,899,556.97x = 25,902,571,133,689,044,992
  5. Step 5: Solve for x
    x = 25,902,571,133,689,044,992/6,422,899,556.97
  6. Step 6: Final answer
    x = 4,032,846,988.18

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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.