Finding the Fourth Proportional to 81,588,523.68, 112,592,840.64 and 44,419,058.88
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Solution
The fourth proportional to 81,588,523.68, 112,592,840.64 and 44,419,058.88 is: 61,298,670.36
Step by Step Solution
- Step 1: Write the proportion equation
81,588,523.68 : 112,592,840.64 = 44,419,058.88 : x - Step 2: Convert to fraction form
81,588,523.68/112,592,840.64 = 44,419,058.88/x - Step 3: Cross multiply
81,588,523.68x = 112,592,840.64 × 44,419,058.88 - Step 4: Simplify right side
81,588,523.68x = 5,001,268,017,854,617 - Step 5: Solve for x
x = 5,001,268,017,854,617/81,588,523.68 - Step 6: Final answer
x = 61,298,670.36
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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.