Finding the Fourth Proportional to 616,913,027.32, 925,522,702.26 and 306,166,487.08
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Solution
The fourth proportional to 616,913,027.32, 925,522,702.26 and 306,166,487.08 is: 459,325,742.71
Step by Step Solution
- Step 1: Write the proportion equation
616,913,027.32 : 925,522,702.26 = 306,166,487.08 : x - Step 2: Convert to fraction form
616,913,027.32/925,522,702.26 = 306,166,487.08/x - Step 3: Cross multiply
616,913,027.32x = 925,522,702.26 × 306,166,487.08 - Step 4: Simplify right side
616,913,027.32x = 283,364,034,463,732,960 - Step 5: Solve for x
x = 283,364,034,463,732,960/616,913,027.32 - Step 6: Final answer
x = 459,325,742.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.