Finding the Fourth Proportional to 151,848,539.62, 209,549,941.37 and 82,232,327.41
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Solution
The fourth proportional to 151,848,539.62, 209,549,941.37 and 82,232,327.41 is: 113,480,046.83
Step by Step Solution
- Step 1: Write the proportion equation
151,848,539.62 : 209,549,941.37 = 82,232,327.41 : x - Step 2: Convert to fraction form
151,848,539.62/209,549,941.37 = 82,232,327.41/x - Step 3: Cross multiply
151,848,539.62x = 209,549,941.37 × 82,232,327.41 - Step 4: Simplify right side
151,848,539.62x = 17,231,779,386,549,108 - Step 5: Solve for x
x = 17,231,779,386,549,108/151,848,539.62 - Step 6: Final answer
x = 113,480,046.83
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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.