Finding the Fourth Proportional to 2,924,173,996.68, 4,385,829,543.44 and 853,339,738.44
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Solution
The fourth proportional to 2,924,173,996.68, 4,385,829,543.44 and 853,339,738.44 is: 1,279,883,700.39
Step by Step Solution
- Step 1: Write the proportion equation
2,924,173,996.68 : 4,385,829,543.44 = 853,339,738.44 : x - Step 2: Convert to fraction form
2,924,173,996.68/4,385,829,543.44 = 853,339,738.44/x - Step 3: Cross multiply
2,924,173,996.68x = 4,385,829,543.44 × 853,339,738.44 - Step 4: Simplify right side
2,924,173,996.68x = 3,742,602,635,441,513,984 - Step 5: Solve for x
x = 3,742,602,635,441,513,984/2,924,173,996.68 - Step 6: Final answer
x = 1,279,883,700.39
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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.