Finding the Fourth Proportional to 293,611,277.52, 405,209,380.95 and 161,475,558.75
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Solution
The fourth proportional to 293,611,277.52, 405,209,380.95 and 161,475,558.75 is: 222,850,470.02
Step by Step Solution
- Step 1: Write the proportion equation
293,611,277.52 : 405,209,380.95 = 161,475,558.75 : x - Step 2: Convert to fraction form
293,611,277.52/405,209,380.95 = 161,475,558.75/x - Step 3: Cross multiply
293,611,277.52x = 405,209,380.95 × 161,475,558.75 - Step 4: Simplify right side
293,611,277.52x = 65,431,411,199,642,856 - Step 5: Solve for x
x = 65,431,411,199,642,856/293,611,277.52 - Step 6: Final answer
x = 222,850,470.02
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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.