Finding the Fourth Proportional to 109,241,544.36, 163,885,936.14 and 58,116,132.84
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Solution
The fourth proportional to 109,241,544.36, 163,885,936.14 and 58,116,132.84 is: 87,186,764.81
Step by Step Solution
- Step 1: Write the proportion equation
109,241,544.36 : 163,885,936.14 = 58,116,132.84 : x - Step 2: Convert to fraction form
109,241,544.36/163,885,936.14 = 58,116,132.84/x - Step 3: Cross multiply
109,241,544.36x = 163,885,936.14 × 58,116,132.84 - Step 4: Simplify right side
109,241,544.36x = 9,524,416,835,319,996 - Step 5: Solve for x
x = 9,524,416,835,319,996/109,241,544.36 - Step 6: Final answer
x = 87,186,764.81
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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.