Finding the Fourth Proportional to 7,617,503,967.76, 10,511,203,589.04 and 4,229,952,674.32
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Solution
The fourth proportional to 7,617,503,967.76, 10,511,203,589.04 and 4,229,952,674.32 is: 5,836,806,113.91
Step by Step Solution
- Step 1: Write the proportion equation
7,617,503,967.76 : 10,511,203,589.04 = 4,229,952,674.32 : x - Step 2: Convert to fraction form
7,617,503,967.76/10,511,203,589.04 = 4,229,952,674.32/x - Step 3: Cross multiply
7,617,503,967.76x = 10,511,203,589.04 × 4,229,952,674.32 - Step 4: Simplify right side
7,617,503,967.76x = 44,461,893,731,781,738,496 - Step 5: Solve for x
x = 44,461,893,731,781,738,496/7,617,503,967.76 - Step 6: Final answer
x = 5,836,806,113.91
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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.