Finding the Fourth Proportional to 1,044,605,161.91, 1,441,555,074.74 and 574,696,393.81
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Solution
The fourth proportional to 1,044,605,161.91, 1,441,555,074.74 and 574,696,393.81 is: 793,080,996.66
Step by Step Solution
- Step 1: Write the proportion equation
1,044,605,161.91 : 1,441,555,074.74 = 574,696,393.81 : x - Step 2: Convert to fraction form
1,044,605,161.91/1,441,555,074.74 = 574,696,393.81/x - Step 3: Cross multiply
1,044,605,161.91x = 1,441,555,074.74 × 574,696,393.81 - Step 4: Simplify right side
1,044,605,161.91x = 828,456,502,929,415,936 - Step 5: Solve for x
x = 828,456,502,929,415,936/1,044,605,161.91 - Step 6: Final answer
x = 793,080,996.66
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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.