Finding the Fourth Proportional to 83,764,657.92, 125,643,331.20 and 26,255,616
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Solution
The fourth proportional to 83,764,657.92, 125,643,331.20 and 26,255,616 is: 39,382,278.15
Step by Step Solution
- Step 1: Write the proportion equation
83,764,657.92 : 125,643,331.20 = 26,255,616 : x - Step 2: Convert to fraction form
83,764,657.92/125,643,331.20 = 26,255,616/x - Step 3: Cross multiply
83,764,657.92x = 125,643,331.20 × 26,255,616 - Step 4: Simplify right side
83,764,657.92x = 3,298,843,056,948,019.50 - Step 5: Solve for x
x = 3,298,843,056,948,019.50/83,764,657.92 - Step 6: Final answer
x = 39,382,278.15
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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.