Finding the Fourth Proportional to 173,547,936.72, 239,495,495.62 and 95,232,800.80
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Solution
The fourth proportional to 173,547,936.72, 239,495,495.62 and 95,232,800.80 is: 131,420,904.55
Step by Step Solution
- Step 1: Write the proportion equation
173,547,936.72 : 239,495,495.62 = 95,232,800.80 : x - Step 2: Convert to fraction form
173,547,936.72/239,495,495.62 = 95,232,800.80/x - Step 3: Cross multiply
173,547,936.72x = 239,495,495.62 × 95,232,800.80 - Step 4: Simplify right side
173,547,936.72x = 22,807,826,826,876,732 - Step 5: Solve for x
x = 22,807,826,826,876,732/173,547,936.72 - Step 6: Final answer
x = 131,420,904.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.