Finding the Fourth Proportional to 6,736,177,765.56, 10,105,216,147.86 and 2,078,430,436.92
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Solution
The fourth proportional to 6,736,177,765.56, 10,105,216,147.86 and 2,078,430,436.92 is: 3,117,938,621.03
Step by Step Solution
- Step 1: Write the proportion equation
6,736,177,765.56 : 10,105,216,147.86 = 2,078,430,436.92 : x - Step 2: Convert to fraction form
6,736,177,765.56/10,105,216,147.86 = 2,078,430,436.92/x - Step 3: Cross multiply
6,736,177,765.56x = 10,105,216,147.86 × 2,078,430,436.92 - Step 4: Simplify right side
6,736,177,765.56x = 21,002,988,813,367,701,504 - Step 5: Solve for x
x = 21,002,988,813,367,701,504/6,736,177,765.56 - Step 6: Final answer
x = 3,117,938,621.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.