Finding the Fourth Proportional to 117,439,813.44, 176,159,720.16 and 36,667,702.08
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Solution
The fourth proportional to 117,439,813.44, 176,159,720.16 and 36,667,702.08 is: 55,001,553.12
Step by Step Solution
- Step 1: Write the proportion equation
117,439,813.44 : 176,159,720.16 = 36,667,702.08 : x - Step 2: Convert to fraction form
117,439,813.44/176,159,720.16 = 36,667,702.08/x - Step 3: Cross multiply
117,439,813.44x = 176,159,720.16 × 36,667,702.08 - Step 4: Simplify right side
117,439,813.44x = 6,459,372,137,323,049 - Step 5: Solve for x
x = 6,459,372,137,323,049/117,439,813.44 - Step 6: Final answer
x = 55,001,553.12
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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.