Finding the Fourth Proportional to 791,396,520.84, 1,186,748,360.46 and 324,737,785.08
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Solution
The fourth proportional to 791,396,520.84, 1,186,748,360.46 and 324,737,785.08 is: 486,964,529.00
Step by Step Solution
- Step 1: Write the proportion equation
791,396,520.84 : 1,186,748,360.46 = 324,737,785.08 : x - Step 2: Convert to fraction form
791,396,520.84/1,186,748,360.46 = 324,737,785.08/x - Step 3: Cross multiply
791,396,520.84x = 1,186,748,360.46 × 324,737,785.08 - Step 4: Simplify right side
791,396,520.84x = 385,382,034,023,101,824 - Step 5: Solve for x
x = 385,382,034,023,101,824/791,396,520.84 - Step 6: Final answer
x = 486,964,529.00
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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.