Finding the Fourth Proportional to 513,626,427.07, 770,578,645.75 and 366,260,163.01
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Solution
The fourth proportional to 513,626,427.07, 770,578,645.75 and 366,260,163.01 is: 549,489,367.23
Step by Step Solution
- Step 1: Write the proportion equation
513,626,427.07 : 770,578,645.75 = 366,260,163.01 : x - Step 2: Convert to fraction form
513,626,427.07/770,578,645.75 = 366,260,163.01/x - Step 3: Cross multiply
513,626,427.07x = 770,578,645.75 × 366,260,163.01 - Step 4: Simplify right side
513,626,427.07x = 282,232,260,401,577,920 - Step 5: Solve for x
x = 282,232,260,401,577,920/513,626,427.07 - Step 6: Final answer
x = 549,489,367.23
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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.