Finding the Fourth Proportional to 81,325,179.48, 121,955,887.62 and 29,497,439.64
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Solution
The fourth proportional to 81,325,179.48, 121,955,887.62 and 29,497,439.64 is: 44,234,595.69
Step by Step Solution
- Step 1: Write the proportion equation
81,325,179.48 : 121,955,887.62 = 29,497,439.64 : x - Step 2: Convert to fraction form
81,325,179.48/121,955,887.62 = 29,497,439.64/x - Step 3: Cross multiply
81,325,179.48x = 121,955,887.62 × 29,497,439.64 - Step 4: Simplify right side
81,325,179.48x = 3,597,386,433,813,573.50 - Step 5: Solve for x
x = 3,597,386,433,813,573.50/81,325,179.48 - Step 6: Final answer
x = 44,234,595.69
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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.