Finding the Fourth Proportional to 197,569,563.96, 296,239,472.47 and 74,757,368.59
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Solution
The fourth proportional to 197,569,563.96, 296,239,472.47 and 74,757,368.59 is: 112,092,586.48
Step by Step Solution
- Step 1: Write the proportion equation
197,569,563.96 : 296,239,472.47 = 74,757,368.59 : x - Step 2: Convert to fraction form
197,569,563.96/296,239,472.47 = 74,757,368.59/x - Step 3: Cross multiply
197,569,563.96x = 296,239,472.47 × 74,757,368.59 - Step 4: Simplify right side
197,569,563.96x = 22,146,083,434,346,952 - Step 5: Solve for x
x = 22,146,083,434,346,952/197,569,563.96 - Step 6: Final answer
x = 112,092,586.48
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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.