Finding the Fourth Proportional to 93,985,586.26, 140,978,185.35 and 53,026,432.18
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Solution
The fourth proportional to 93,985,586.26, 140,978,185.35 and 53,026,432.18 is: 79,539,538.79
Step by Step Solution
- Step 1: Write the proportion equation
93,985,586.26 : 140,978,185.35 = 53,026,432.18 : x - Step 2: Convert to fraction form
93,985,586.26/140,978,185.35 = 53,026,432.18/x - Step 3: Cross multiply
93,985,586.26x = 140,978,185.35 × 53,026,432.18 - Step 4: Simplify right side
93,985,586.26x = 7,475,570,184,321,244 - Step 5: Solve for x
x = 7,475,570,184,321,244/93,985,586.26 - Step 6: Final answer
x = 79,539,538.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.