Finding the Fourth Proportional to 98,347,832.70, 135,737,775.18 and 58,657,912.08
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Solution
The fourth proportional to 98,347,832.70, 135,737,775.18 and 58,657,912.08 is: 80,958,514.93
Step by Step Solution
- Step 1: Write the proportion equation
98,347,832.70 : 135,737,775.18 = 58,657,912.08 : x - Step 2: Convert to fraction form
98,347,832.70/135,737,775.18 = 58,657,912.08/x - Step 3: Cross multiply
98,347,832.70x = 135,737,775.18 × 58,657,912.08 - Step 4: Simplify right side
98,347,832.70x = 7,962,094,482,443,246 - Step 5: Solve for x
x = 7,962,094,482,443,246/98,347,832.70 - Step 6: Final answer
x = 80,958,514.93
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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.