Finding the Fourth Proportional to 268,077,586.45, 402,125,451.30 and 71,341,193.49
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Solution
The fourth proportional to 268,077,586.45, 402,125,451.30 and 71,341,193.49 is: 107,014,204.39
Step by Step Solution
- Step 1: Write the proportion equation
268,077,586.45 : 402,125,451.30 = 71,341,193.49 : x - Step 2: Convert to fraction form
268,077,586.45/402,125,451.30 = 71,341,193.49/x - Step 3: Cross multiply
268,077,586.45x = 402,125,451.30 × 71,341,193.49 - Step 4: Simplify right side
268,077,586.45x = 28,688,109,628,446,872 - Step 5: Solve for x
x = 28,688,109,628,446,872/268,077,586.45 - Step 6: Final answer
x = 107,014,204.39
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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.