Finding the Fourth Proportional to 2,768,358,494.43, 3,820,358,546.33 and 1,578,987,708.08
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Solution
The fourth proportional to 2,768,358,494.43, 3,820,358,546.33 and 1,578,987,708.08 is: 2,179,016,625.64
Step by Step Solution
- Step 1: Write the proportion equation
2,768,358,494.43 : 3,820,358,546.33 = 1,578,987,708.08 : x - Step 2: Convert to fraction form
2,768,358,494.43/3,820,358,546.33 = 1,578,987,708.08/x - Step 3: Cross multiply
2,768,358,494.43x = 3,820,358,546.33 × 1,578,987,708.08 - Step 4: Simplify right side
2,768,358,494.43x = 6,032,299,185,086,450,688 - Step 5: Solve for x
x = 6,032,299,185,086,450,688/2,768,358,494.43 - Step 6: Final answer
x = 2,179,016,625.64
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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.