Finding the Fourth Proportional to 163,433,551.48, 225,536,437.18 and 89,092,472.02
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Solution
The fourth proportional to 163,433,551.48, 225,536,437.18 and 89,092,472.02 is: 122,946,595.34
Step by Step Solution
- Step 1: Write the proportion equation
163,433,551.48 : 225,536,437.18 = 89,092,472.02 : x - Step 2: Convert to fraction form
163,433,551.48/225,536,437.18 = 89,092,472.02/x - Step 3: Cross multiply
163,433,551.48x = 225,536,437.18 × 89,092,472.02 - Step 4: Simplify right side
163,433,551.48x = 20,093,598,718,504,176 - Step 5: Solve for x
x = 20,093,598,718,504,176/163,433,551.48 - Step 6: Final answer
x = 122,946,595.34
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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.