Finding the Fourth Proportional to 147,019,886.44, 202,883,734.98 and 80,939,725.18
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Solution
The fourth proportional to 147,019,886.44, 202,883,734.98 and 80,939,725.18 is: 111,694,779.19
Step by Step Solution
- Step 1: Write the proportion equation
147,019,886.44 : 202,883,734.98 = 80,939,725.18 : x - Step 2: Convert to fraction form
147,019,886.44/202,883,734.98 = 80,939,725.18/x - Step 3: Cross multiply
147,019,886.44x = 202,883,734.98 × 80,939,725.18 - Step 4: Simplify right side
147,019,886.44x = 16,421,353,752,773,154 - Step 5: Solve for x
x = 16,421,353,752,773,154/147,019,886.44 - Step 6: Final answer
x = 111,694,779.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.