Finding the Fourth Proportional to 163,726,848.49, 226,045,037.87 and 104,221,731.87
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Solution
The fourth proportional to 163,726,848.49, 226,045,037.87 and 104,221,731.87 is: 143,890,910.65
Step by Step Solution
- Step 1: Write the proportion equation
163,726,848.49 : 226,045,037.87 = 104,221,731.87 : x - Step 2: Convert to fraction form
163,726,848.49/226,045,037.87 = 104,221,731.87/x - Step 3: Cross multiply
163,726,848.49x = 226,045,037.87 × 104,221,731.87 - Step 4: Simplify right side
163,726,848.49x = 23,558,805,327,431,136 - Step 5: Solve for x
x = 23,558,805,327,431,136/163,726,848.49 - Step 6: Final answer
x = 143,890,910.65
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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.