Finding the Fourth Proportional to 5,207,264,143.65, 7,186,082,602.77 and 3,064,344,440.85
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Solution
The fourth proportional to 5,207,264,143.65, 7,186,082,602.77 and 3,064,344,440.85 is: 4,228,829,509.66
Step by Step Solution
- Step 1: Write the proportion equation
5,207,264,143.65 : 7,186,082,602.77 = 3,064,344,440.85 : x - Step 2: Convert to fraction form
5,207,264,143.65/7,186,082,602.77 = 3,064,344,440.85/x - Step 3: Cross multiply
5,207,264,143.65x = 7,186,082,602.77 × 3,064,344,440.85 - Step 4: Simplify right side
5,207,264,143.65x = 22,020,632,275,287,150,592 - Step 5: Solve for x
x = 22,020,632,275,287,150,592/5,207,264,143.65 - Step 6: Final answer
x = 4,228,829,509.66
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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.