Finding the Fourth Proportional to 179,086,922.40, 268,497,673.20 and 121,435,312.80
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Solution
The fourth proportional to 179,086,922.40, 268,497,673.20 and 121,435,312.80 is: 182,062,980.89
Step by Step Solution
- Step 1: Write the proportion equation
179,086,922.40 : 268,497,673.20 = 121,435,312.80 : x - Step 2: Convert to fraction form
179,086,922.40/268,497,673.20 = 121,435,312.80/x - Step 3: Cross multiply
179,086,922.40x = 268,497,673.20 × 121,435,312.80 - Step 4: Simplify right side
179,086,922.40x = 32,605,098,931,114,176 - Step 5: Solve for x
x = 32,605,098,931,114,176/179,086,922.40 - Step 6: Final answer
x = 182,062,980.89
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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.