Finding the Fourth Proportional to 4,157,620,014.50, 6,236,716,967.10 and 1,209,924,049.52
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Solution
The fourth proportional to 4,157,620,014.50, 6,236,716,967.10 and 1,209,924,049.52 is: 1,814,969,579.28
Step by Step Solution
- Step 1: Write the proportion equation
4,157,620,014.50 : 6,236,716,967.10 = 1,209,924,049.52 : x - Step 2: Convert to fraction form
4,157,620,014.50/6,236,716,967.10 = 1,209,924,049.52/x - Step 3: Cross multiply
4,157,620,014.50x = 6,236,716,967.10 × 1,209,924,049.52 - Step 4: Simplify right side
4,157,620,014.50x = 7,545,953,848,543,724,544 - Step 5: Solve for x
x = 7,545,953,848,543,724,544/4,157,620,014.50 - Step 6: Final answer
x = 1,814,969,579.28
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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.