Finding the Fourth Proportional to 5,679,621,601.02, 8,519,860,630.71 and 1,695,390,988.16
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Solution
The fourth proportional to 5,679,621,601.02, 8,519,860,630.71 and 1,695,390,988.16 is: 2,543,214,310.46
Step by Step Solution
- Step 1: Write the proportion equation
5,679,621,601.02 : 8,519,860,630.71 = 1,695,390,988.16 : x - Step 2: Convert to fraction form
5,679,621,601.02/8,519,860,630.71 = 1,695,390,988.16/x - Step 3: Cross multiply
5,679,621,601.02x = 8,519,860,630.71 × 1,695,390,988.16 - Step 4: Simplify right side
5,679,621,601.02x = 14,444,494,933,706,207,232 - Step 5: Solve for x
x = 14,444,494,933,706,207,232/5,679,621,601.02 - Step 6: Final answer
x = 2,543,214,310.46
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1.5x scale
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.