Finding the Fourth Proportional to 39,758,926,504.76, 59,637,996,740.99 and 18,215,378,285.66
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Solution
The fourth proportional to 39,758,926,504.76, 59,637,996,740.99 and 18,215,378,285.66 is: 27,322,887,369.86
Step by Step Solution
- Step 1: Write the proportion equation
39,758,926,504.76 : 59,637,996,740.99 = 18,215,378,285.66 : x - Step 2: Convert to fraction form
39,758,926,504.76/59,637,996,740.99 = 18,215,378,285.66/x - Step 3: Cross multiply
39,758,926,504.76x = 59,637,996,740.99 × 18,215,378,285.66 - Step 4: Simplify right side
39,758,926,504.76x = 1,086,328,670,836,090,994,688 - Step 5: Solve for x
x = 1,086,328,670,836,090,994,688/39,758,926,504.76 - Step 6: Final answer
x = 27,322,887,369.86
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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.