Finding the Fourth Proportional to 4,865,071,552.48, 7,296,869,983.66 and 1,324,088,924.76
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Solution
The fourth proportional to 4,865,071,552.48, 7,296,869,983.66 and 1,324,088,924.76 is: 1,985,932,709.63
Step by Step Solution
- Step 1: Write the proportion equation
4,865,071,552.48 : 7,296,869,983.66 = 1,324,088,924.76 : x - Step 2: Convert to fraction form
4,865,071,552.48/7,296,869,983.66 = 1,324,088,924.76/x - Step 3: Cross multiply
4,865,071,552.48x = 7,296,869,983.66 × 1,324,088,924.76 - Step 4: Simplify right side
4,865,071,552.48x = 9,661,704,730,760,699,904 - Step 5: Solve for x
x = 9,661,704,730,760,699,904/4,865,071,552.48 - Step 6: Final answer
x = 1,985,932,709.63
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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.