Finding the Fourth Proportional to 145,907,944.40, 218,922,204.60 and 63,984,432.08
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Solution
The fourth proportional to 145,907,944.40, 218,922,204.60 and 63,984,432.08 is: 96,003,085.98
Step by Step Solution
- Step 1: Write the proportion equation
145,907,944.40 : 218,922,204.60 = 63,984,432.08 : x - Step 2: Convert to fraction form
145,907,944.40/218,922,204.60 = 63,984,432.08/x - Step 3: Cross multiply
145,907,944.40x = 218,922,204.60 × 63,984,432.08 - Step 4: Simplify right side
145,907,944.40x = 14,007,612,931,032,562 - Step 5: Solve for x
x = 14,007,612,931,032,562/145,907,944.40 - Step 6: Final answer
x = 96,003,085.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.