Finding the Fourth Proportional to 354,901,278.74, 532,368,359.34 and 109,268,915.94
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Solution
The fourth proportional to 354,901,278.74, 532,368,359.34 and 109,268,915.94 is: 163,908,435.92
Step by Step Solution
- Step 1: Write the proportion equation
354,901,278.74 : 532,368,359.34 = 109,268,915.94 : x - Step 2: Convert to fraction form
354,901,278.74/532,368,359.34 = 109,268,915.94/x - Step 3: Cross multiply
354,901,278.74x = 532,368,359.34 × 109,268,915.94 - Step 4: Simplify right side
354,901,278.74x = 58,171,313,503,176,328 - Step 5: Solve for x
x = 58,171,313,503,176,328/354,901,278.74 - Step 6: Final answer
x = 163,908,435.92
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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.