Finding the Fourth Proportional to 167,199,058.43, 230,737,554.06 and 91,848,565.03
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Solution
The fourth proportional to 167,199,058.43, 230,737,554.06 and 91,848,565.03 is: 126,752,587.23
Step by Step Solution
- Step 1: Write the proportion equation
167,199,058.43 : 230,737,554.06 = 91,848,565.03 : x - Step 2: Convert to fraction form
167,199,058.43/230,737,554.06 = 91,848,565.03/x - Step 3: Cross multiply
167,199,058.43x = 230,737,554.06 × 91,848,565.03 - Step 4: Simplify right side
167,199,058.43x = 21,192,913,238,136,588 - Step 5: Solve for x
x = 21,192,913,238,136,588/167,199,058.43 - Step 6: Final answer
x = 126,752,587.23
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.