Home / 2,779,925,781.42-3,836,372,494.68-1,635,571,766.37

Finding the Fourth Proportional to 2,779,925,781.42, 3,836,372,494.68 and 1,635,571,766.37

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Solution

The fourth proportional to 2,779,925,781.42, 3,836,372,494.68 and 1,635,571,766.37 is: 2,257,133,114.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,925,781.42 : 3,836,372,494.68 = 1,635,571,766.37 : x
  2. Step 2: Convert to fraction form
    2,779,925,781.42/3,836,372,494.68 = 1,635,571,766.37/x
  3. Step 3: Cross multiply
    2,779,925,781.42x = 3,836,372,494.68 × 1,635,571,766.37
  4. Step 4: Simplify right side
    2,779,925,781.42x = 6,274,662,537,577,050,112
  5. Step 5: Solve for x
    x = 6,274,662,537,577,050,112/2,779,925,781.42
  6. Step 6: Final answer
    x = 2,257,133,114.67

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1.5x scale

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.