Finding the Fourth Proportional to 346,017,472.34, 519,057,745.37 and 112,788,320.09
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Solution
The fourth proportional to 346,017,472.34, 519,057,745.37 and 112,788,320.09 is: 169,192,759.93
Step by Step Solution
- Step 1: Write the proportion equation
346,017,472.34 : 519,057,745.37 = 112,788,320.09 : x - Step 2: Convert to fraction form
346,017,472.34/519,057,745.37 = 112,788,320.09/x - Step 3: Cross multiply
346,017,472.34x = 519,057,745.37 × 112,788,320.09 - Step 4: Simplify right side
346,017,472.34x = 58,543,651,129,421,336 - Step 5: Solve for x
x = 58,543,651,129,421,336/346,017,472.34 - Step 6: Final answer
x = 169,192,759.93
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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.