Home / 2,779,925,771.67-3,836,372,481.21-1,635,571,756.62

Finding the Fourth Proportional to 2,779,925,771.67, 3,836,372,481.21 and 1,635,571,756.62

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Solution

The fourth proportional to 2,779,925,771.67, 3,836,372,481.21 and 1,635,571,756.62 is: 2,257,133,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,925,771.67 : 3,836,372,481.21 = 1,635,571,756.62 : x
  2. Step 2: Convert to fraction form
    2,779,925,771.67/3,836,372,481.21 = 1,635,571,756.62/x
  3. Step 3: Cross multiply
    2,779,925,771.67x = 3,836,372,481.21 × 1,635,571,756.62
  4. Step 4: Simplify right side
    2,779,925,771.67x = 6,274,662,478,141,266,944
  5. Step 5: Solve for x
    x = 6,274,662,478,141,266,944/2,779,925,771.67
  6. Step 6: Final answer
    x = 2,257,133,101.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.