Finding the Fourth Proportional to 5,242,144,723.30, 7,863,246,480.66 and 1,748,540,605.66
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Solution
The fourth proportional to 5,242,144,723.30, 7,863,246,480.66 and 1,748,540,605.66 is: 2,622,820,713.56
Step by Step Solution
- Step 1: Write the proportion equation
5,242,144,723.30 : 7,863,246,480.66 = 1,748,540,605.66 : x - Step 2: Convert to fraction form
5,242,144,723.30/7,863,246,480.66 = 1,748,540,605.66/x - Step 3: Cross multiply
5,242,144,723.30x = 7,863,246,480.66 × 1,748,540,605.66 - Step 4: Simplify right side
5,242,144,723.30x = 13,749,205,763,747,100,672 - Step 5: Solve for x
x = 13,749,205,763,747,100,672/5,242,144,723.30 - Step 6: Final answer
x = 2,622,820,713.56
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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.