Finding the Fourth Proportional to 319,608,675.84, 479,426,966.82 and 101,275,107.96
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Solution
The fourth proportional to 319,608,675.84, 479,426,966.82 and 101,275,107.96 is: 151,917,083.28
Step by Step Solution
- Step 1: Write the proportion equation
319,608,675.84 : 479,426,966.82 = 101,275,107.96 : x - Step 2: Convert to fraction form
319,608,675.84/479,426,966.82 = 101,275,107.96/x - Step 3: Cross multiply
319,608,675.84x = 479,426,966.82 × 101,275,107.96 - Step 4: Simplify right side
319,608,675.84x = 48,554,017,823,630,832 - Step 5: Solve for x
x = 48,554,017,823,630,832/319,608,675.84 - Step 6: Final answer
x = 151,917,083.28
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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.