Finding the Fourth Proportional to 18,479,078,421.41, 27,718,314,726.02 and 5,887,765,822.09
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Solution
The fourth proportional to 18,479,078,421.41, 27,718,314,726.02 and 5,887,765,822.09 is: 8,831,552,221.82
Step by Step Solution
- Step 1: Write the proportion equation
18,479,078,421.41 : 27,718,314,726.02 = 5,887,765,822.09 : x - Step 2: Convert to fraction form
18,479,078,421.41/27,718,314,726.02 = 5,887,765,822.09/x - Step 3: Cross multiply
18,479,078,421.41x = 27,718,314,726.02 × 5,887,765,822.09 - Step 4: Simplify right side
18,479,078,421.41x = 163,198,946,089,794,502,656 - Step 5: Solve for x
x = 163,198,946,089,794,502,656/18,479,078,421.41 - Step 6: Final answer
x = 8,831,552,221.82
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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.