Finding the Fourth Proportional to 4,270,657,886.10, 6,397,924,672.35 and 2,193,308,817.30
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Solution
The fourth proportional to 4,270,657,886.10, 6,397,924,672.35 and 2,193,308,817.30 is: 3,285,822,693.02
Step by Step Solution
- Step 1: Write the proportion equation
4,270,657,886.10 : 6,397,924,672.35 = 2,193,308,817.30 : x - Step 2: Convert to fraction form
4,270,657,886.10/6,397,924,672.35 = 2,193,308,817.30/x - Step 3: Cross multiply
4,270,657,886.10x = 6,397,924,672.35 × 2,193,308,817.30 - Step 4: Simplify right side
4,270,657,886.10x = 14,032,624,596,286,470,144 - Step 5: Solve for x
x = 14,032,624,596,286,470,144/4,270,657,886.10 - Step 6: Final answer
x = 3,285,822,693.02
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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.