Finding the Fourth Proportional to 132,473,210.57, 182,813,039.36 and 73,734,615.12
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Solution
The fourth proportional to 132,473,210.57, 182,813,039.36 and 73,734,615.12 is: 101,753,773.75
Step by Step Solution
- Step 1: Write the proportion equation
132,473,210.57 : 182,813,039.36 = 73,734,615.12 : x - Step 2: Convert to fraction form
132,473,210.57/182,813,039.36 = 73,734,615.12/x - Step 3: Cross multiply
132,473,210.57x = 182,813,039.36 × 73,734,615.12 - Step 4: Simplify right side
132,473,210.57x = 13,479,649,095,758,338 - Step 5: Solve for x
x = 13,479,649,095,758,338/132,473,210.57 - Step 6: Final answer
x = 101,753,773.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.