Finding the Fourth Proportional to 92,301,843.18, 127,415,763.94 and 57,511,722.42
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Solution
The fourth proportional to 92,301,843.18, 127,415,763.94 and 57,511,722.42 is: 79,390,614.48
Step by Step Solution
- Step 1: Write the proportion equation
92,301,843.18 : 127,415,763.94 = 57,511,722.42 : x - Step 2: Convert to fraction form
92,301,843.18/127,415,763.94 = 57,511,722.42/x - Step 3: Cross multiply
92,301,843.18x = 127,415,763.94 × 57,511,722.42 - Step 4: Simplify right side
92,301,843.18x = 7,327,900,047,613,294 - Step 5: Solve for x
x = 7,327,900,047,613,294/92,301,843.18 - Step 6: Final answer
x = 79,390,614.48
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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.