Finding the Fourth Proportional to 134,416,009.60, 201,482,296.80 and 52,503,236.80
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Solution
The fourth proportional to 134,416,009.60, 201,482,296.80 and 52,503,236.80 is: 78,699,499.94
Step by Step Solution
- Step 1: Write the proportion equation
134,416,009.60 : 201,482,296.80 = 52,503,236.80 : x - Step 2: Convert to fraction form
134,416,009.60/201,482,296.80 = 52,503,236.80/x - Step 3: Cross multiply
134,416,009.60x = 201,482,296.80 × 52,503,236.80 - Step 4: Simplify right side
134,416,009.60x = 10,578,472,739,898,282 - Step 5: Solve for x
x = 10,578,472,739,898,282/134,416,009.60 - Step 6: Final answer
x = 78,699,499.94
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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.