Finding the Fourth Proportional to 102,288,820.68, 153,493,763.82 and 37,638,024.84
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Solution
The fourth proportional to 102,288,820.68, 153,493,763.82 and 37,638,024.84 is: 56,479,310.81
Step by Step Solution
- Step 1: Write the proportion equation
102,288,820.68 : 153,493,763.82 = 37,638,024.84 : x - Step 2: Convert to fraction form
102,288,820.68/153,493,763.82 = 37,638,024.84/x - Step 3: Cross multiply
102,288,820.68x = 153,493,763.82 × 37,638,024.84 - Step 4: Simplify right side
102,288,820.68x = 5,777,202,095,442,254 - Step 5: Solve for x
x = 5,777,202,095,442,254/102,288,820.68 - Step 6: Final answer
x = 56,479,310.81
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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.