Finding the Fourth Proportional to 234,812,503.08, 324,030,364.74 and 130,397,230.44
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Solution
The fourth proportional to 234,812,503.08, 324,030,364.74 and 130,397,230.44 is: 179,942,130.79
Step by Step Solution
- Step 1: Write the proportion equation
234,812,503.08 : 324,030,364.74 = 130,397,230.44 : x - Step 2: Convert to fraction form
234,812,503.08/324,030,364.74 = 130,397,230.44/x - Step 3: Cross multiply
234,812,503.08x = 324,030,364.74 × 130,397,230.44 - Step 4: Simplify right side
234,812,503.08x = 42,252,662,140,559,032 - Step 5: Solve for x
x = 42,252,662,140,559,032/234,812,503.08 - Step 6: Final answer
x = 179,942,130.79
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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.