Finding the Fourth Proportional to 351,403,585.92, 526,363,845.12 and 281,940,310.08
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Solution
The fourth proportional to 351,403,585.92, 526,363,845.12 and 281,940,310.08 is: 422,315,513.14
Step by Step Solution
- Step 1: Write the proportion equation
351,403,585.92 : 526,363,845.12 = 281,940,310.08 : x - Step 2: Convert to fraction form
351,403,585.92/526,363,845.12 = 281,940,310.08/x - Step 3: Cross multiply
351,403,585.92x = 526,363,845.12 × 281,940,310.08 - Step 4: Simplify right side
351,403,585.92x = 148,403,185,708,033,888 - Step 5: Solve for x
x = 148,403,185,708,033,888/351,403,585.92 - Step 6: Final answer
x = 422,315,513.14
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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.