Finding the Fourth Proportional to 6,209,014,340.43, 8,568,396,201.15 and 3,389,622,266.07
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Solution
The fourth proportional to 6,209,014,340.43, 8,568,396,201.15 and 3,389,622,266.07 is: 4,677,654,931.28
Step by Step Solution
- Step 1: Write the proportion equation
6,209,014,340.43 : 8,568,396,201.15 = 3,389,622,266.07 : x - Step 2: Convert to fraction form
6,209,014,340.43/8,568,396,201.15 = 3,389,622,266.07/x - Step 3: Cross multiply
6,209,014,340.43x = 8,568,396,201.15 × 3,389,622,266.07 - Step 4: Simplify right side
6,209,014,340.43x = 29,043,626,547,927,642,112 - Step 5: Solve for x
x = 29,043,626,547,927,642,112/6,209,014,340.43 - Step 6: Final answer
x = 4,677,654,931.28
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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.