Finding the Fourth Proportional to 197,569,511.94, 296,239,394.52 and 74,757,316.53
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Solution
The fourth proportional to 197,569,511.94, 296,239,394.52 and 74,757,316.53 is: 112,092,508.44
Step by Step Solution
- Step 1: Write the proportion equation
197,569,511.94 : 296,239,394.52 = 74,757,316.53 : x - Step 2: Convert to fraction form
197,569,511.94/296,239,394.52 = 74,757,316.53/x - Step 3: Cross multiply
197,569,511.94x = 296,239,394.52 × 74,757,316.53 - Step 4: Simplify right side
197,569,511.94x = 22,146,062,184,787,188 - Step 5: Solve for x
x = 22,146,062,184,787,188/197,569,511.94 - Step 6: Final answer
x = 112,092,508.44
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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.