Finding the Fourth Proportional to 3,495,183,645.65, 5,242,739,589.99 and 2,020,385,048.09
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Solution
The fourth proportional to 3,495,183,645.65, 5,242,739,589.99 and 2,020,385,048.09 is: 3,030,556,832.63
Step by Step Solution
- Step 1: Write the proportion equation
3,495,183,645.65 : 5,242,739,589.99 = 2,020,385,048.09 : x - Step 2: Convert to fraction form
3,495,183,645.65/5,242,739,589.99 = 2,020,385,048.09/x - Step 3: Cross multiply
3,495,183,645.65x = 5,242,739,589.99 × 2,020,385,048.09 - Step 4: Simplify right side
3,495,183,645.65x = 10,592,352,678,619,078,656 - Step 5: Solve for x
x = 10,592,352,678,619,078,656/3,495,183,645.65 - Step 6: Final answer
x = 3,030,556,832.63
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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.