Finding the Fourth Proportional to 3,329,316,204.88, 4,590,775,304.04 and 2,121,745,451.80
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Solution
The fourth proportional to 3,329,316,204.88, 4,590,775,304.04 and 2,121,745,451.80 is: 2,925,662,815.48
Step by Step Solution
- Step 1: Write the proportion equation
3,329,316,204.88 : 4,590,775,304.04 = 2,121,745,451.80 : x - Step 2: Convert to fraction form
3,329,316,204.88/4,590,775,304.04 = 2,121,745,451.80/x - Step 3: Cross multiply
3,329,316,204.88x = 4,590,775,304.04 × 2,121,745,451.80 - Step 4: Simplify right side
3,329,316,204.88x = 9,740,456,621,582,630,912 - Step 5: Solve for x
x = 9,740,456,621,582,630,912/3,329,316,204.88 - Step 6: Final answer
x = 2,925,662,815.48
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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.