Finding the Fourth Proportional to 107,846,587.80, 161,769,881.70 and 107,846,587.80
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Solution
The fourth proportional to 107,846,587.80, 161,769,881.70 and 107,846,587.80 is: 161,769,881.70
Step by Step Solution
- Step 1: Write the proportion equation
107,846,587.80 : 161,769,881.70 = 107,846,587.80 : x - Step 2: Convert to fraction form
107,846,587.80/161,769,881.70 = 107,846,587.80/x - Step 3: Cross multiply
107,846,587.80x = 161,769,881.70 × 107,846,587.80 - Step 4: Simplify right side
107,846,587.80x = 17,446,329,750,154,662 - Step 5: Solve for x
x = 17,446,329,750,154,662/107,846,587.80 - Step 6: Final answer
x = 161,769,881.70
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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.