Finding the Fourth Proportional to 5,048,990,054.64, 6,967,472,619.96 and 2,821,340,548.08
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Solution
The fourth proportional to 5,048,990,054.64, 6,967,472,619.96 and 2,821,340,548.08 is: 3,893,375,270.62
Step by Step Solution
- Step 1: Write the proportion equation
5,048,990,054.64 : 6,967,472,619.96 = 2,821,340,548.08 : x - Step 2: Convert to fraction form
5,048,990,054.64/6,967,472,619.96 = 2,821,340,548.08/x - Step 3: Cross multiply
5,048,990,054.64x = 6,967,472,619.96 × 2,821,340,548.08 - Step 4: Simplify right side
5,048,990,054.64x = 19,657,613,020,330,340,352 - Step 5: Solve for x
x = 19,657,613,020,330,340,352/5,048,990,054.64 - Step 6: Final answer
x = 3,893,375,270.62
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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.