Finding the Fourth Proportional to 81,824,532.48, 122,750,115.84 and 30,710,568.96
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Solution
The fourth proportional to 81,824,532.48, 122,750,115.84 and 30,710,568.96 is: 46,070,851.65
Step by Step Solution
- Step 1: Write the proportion equation
81,824,532.48 : 122,750,115.84 = 30,710,568.96 : x - Step 2: Convert to fraction form
81,824,532.48/122,750,115.84 = 30,710,568.96/x - Step 3: Cross multiply
81,824,532.48x = 122,750,115.84 × 30,710,568.96 - Step 4: Simplify right side
81,824,532.48x = 3,769,725,897,352,308.50 - Step 5: Solve for x
x = 3,769,725,897,352,308.50/81,824,532.48 - Step 6: Final answer
x = 46,070,851.65
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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.