Finding the Fourth Proportional to 88,189,920.68, 132,276,328.14 and 26,779,611.20
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Solution
The fourth proportional to 88,189,920.68, 132,276,328.14 and 26,779,611.20 is: 40,166,819.65
Step by Step Solution
- Step 1: Write the proportion equation
88,189,920.68 : 132,276,328.14 = 26,779,611.20 : x - Step 2: Convert to fraction form
88,189,920.68/132,276,328.14 = 26,779,611.20/x - Step 3: Cross multiply
88,189,920.68x = 132,276,328.14 × 26,779,611.20 - Step 4: Simplify right side
88,189,920.68x = 3,542,308,638,552,819 - Step 5: Solve for x
x = 3,542,308,638,552,819/88,189,920.68 - Step 6: Final answer
x = 40,166,819.65
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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.