Home / 5,065,139,015.35-6,989,886,539.91-2,837,486,884.39

Finding the Fourth Proportional to 5,065,139,015.35, 6,989,886,539.91 and 2,837,486,884.39

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Solution

The fourth proportional to 5,065,139,015.35, 6,989,886,539.91 and 2,837,486,884.39 is: 3,915,728,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065,139,015.35 : 6,989,886,539.91 = 2,837,486,884.39 : x
  2. Step 2: Convert to fraction form
    5,065,139,015.35/6,989,886,539.91 = 2,837,486,884.39/x
  3. Step 3: Cross multiply
    5,065,139,015.35x = 6,989,886,539.91 × 2,837,486,884.39
  4. Step 4: Simplify right side
    5,065,139,015.35x = 19,833,711,380,368,822,272
  5. Step 5: Solve for x
    x = 19,833,711,380,368,822,272/5,065,139,015.35
  6. Step 6: Final answer
    x = 3,915,728,930.69

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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.