Finding the Fourth Proportional to 114,248,811.09, 171,253,619.45 and 47,813,305.26
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Solution
The fourth proportional to 114,248,811.09, 171,253,619.45 and 47,813,305.26 is: 71,669,906.29
Step by Step Solution
- Step 1: Write the proportion equation
114,248,811.09 : 171,253,619.45 = 47,813,305.26 : x - Step 2: Convert to fraction form
114,248,811.09/171,253,619.45 = 47,813,305.26/x - Step 3: Cross multiply
114,248,811.09x = 171,253,619.45 × 47,813,305.26 - Step 4: Simplify right side
114,248,811.09x = 8,188,201,584,493,868 - Step 5: Solve for x
x = 8,188,201,584,493,868/114,248,811.09 - Step 6: Final answer
x = 71,669,906.29
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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.