Finding the Fourth Proportional to 5,038,536,363.14, 6,953,183,174.31 and 2,810,868,553.82
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Solution
The fourth proportional to 5,038,536,363.14, 6,953,183,174.31 and 2,810,868,553.82 is: 3,879,000,274.09
Step by Step Solution
- Step 1: Write the proportion equation
5,038,536,363.14 : 6,953,183,174.31 = 2,810,868,553.82 : x - Step 2: Convert to fraction form
5,038,536,363.14/6,953,183,174.31 = 2,810,868,553.82/x - Step 3: Cross multiply
5,038,536,363.14x = 6,953,183,174.31 × 2,810,868,553.82 - Step 4: Simplify right side
5,038,536,363.14x = 19,544,483,933,618,307,072 - Step 5: Solve for x
x = 19,544,483,933,618,307,072/5,038,536,363.14 - Step 6: Final answer
x = 3,879,000,274.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.