Home / 2,128,503,992.36-2,916,001,724.44-2,048,923,507.43

Finding the Fourth Proportional to 2,128,503,992.36, 2,916,001,724.44 and 2,048,923,507.43

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Solution

The fourth proportional to 2,128,503,992.36, 2,916,001,724.44 and 2,048,923,507.43 is: 2,806,978,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,503,992.36 : 2,916,001,724.44 = 2,048,923,507.43 : x
  2. Step 2: Convert to fraction form
    2,128,503,992.36/2,916,001,724.44 = 2,048,923,507.43/x
  3. Step 3: Cross multiply
    2,128,503,992.36x = 2,916,001,724.44 × 2,048,923,507.43
  4. Step 4: Simplify right side
    2,128,503,992.36x = 5,974,664,480,911,533,056
  5. Step 5: Solve for x
    x = 5,974,664,480,911,533,056/2,128,503,992.36
  6. Step 6: Final answer
    x = 2,806,978,282.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.