Finding the Fourth Proportional to 7,167,821,266.68, 10,755,586,631.70 and 6,906,923,889
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Solution
The fourth proportional to 7,167,821,266.68, 10,755,586,631.70 and 6,906,923,889 is: 10,364,100,259.03
Step by Step Solution
- Step 1: Write the proportion equation
7,167,821,266.68 : 10,755,586,631.70 = 6,906,923,889 : x - Step 2: Convert to fraction form
7,167,821,266.68/10,755,586,631.70 = 6,906,923,889/x - Step 3: Cross multiply
7,167,821,266.68x = 10,755,586,631.70 × 6,906,923,889 - Step 4: Simplify right side
7,167,821,266.68x = 74,288,018,246,697,779,200 - Step 5: Solve for x
x = 74,288,018,246,697,779,200/7,167,821,266.68 - Step 6: Final answer
x = 10,364,100,259.03
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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.