Finding the Fourth Proportional to 3,388,369,239.58, 4,676,063,101.42 and 1,883,059,036.81
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Solution
The fourth proportional to 3,388,369,239.58, 4,676,063,101.42 and 1,883,059,036.81 is: 2,598,684,575.74
Step by Step Solution
- Step 1: Write the proportion equation
3,388,369,239.58 : 4,676,063,101.42 = 1,883,059,036.81 : x - Step 2: Convert to fraction form
3,388,369,239.58/4,676,063,101.42 = 1,883,059,036.81/x - Step 3: Cross multiply
3,388,369,239.58x = 4,676,063,101.42 × 1,883,059,036.81 - Step 4: Simplify right side
3,388,369,239.58x = 8,805,302,879,822,726,144 - Step 5: Solve for x
x = 8,805,302,879,822,726,144/3,388,369,239.58 - Step 6: Final answer
x = 2,598,684,575.74
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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.