Finding the Fourth Proportional to 163,877,296.58, 226,147,993.98 and 89,536,257.26
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Solution
The fourth proportional to 163,877,296.58, 226,147,993.98 and 89,536,257.26 is: 123,558,573.34
Step by Step Solution
- Step 1: Write the proportion equation
163,877,296.58 : 226,147,993.98 = 89,536,257.26 : x - Step 2: Convert to fraction form
163,877,296.58/226,147,993.98 = 89,536,257.26/x - Step 3: Cross multiply
163,877,296.58x = 226,147,993.98 × 89,536,257.26 - Step 4: Simplify right side
163,877,296.58x = 20,248,444,967,826,212 - Step 5: Solve for x
x = 20,248,444,967,826,212/163,877,296.58 - Step 6: Final answer
x = 123,558,573.34
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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.