Finding the Fourth Proportional to 1,228,608,529.80, 1,842,912,794.70 and 793,252,062.60
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Solution
The fourth proportional to 1,228,608,529.80, 1,842,912,794.70 and 793,252,062.60 is: 1,189,878,093.90
Step by Step Solution
- Step 1: Write the proportion equation
1,228,608,529.80 : 1,842,912,794.70 = 793,252,062.60 : x - Step 2: Convert to fraction form
1,228,608,529.80/1,842,912,794.70 = 793,252,062.60/x - Step 3: Cross multiply
1,228,608,529.80x = 1,842,912,794.70 × 793,252,062.60 - Step 4: Simplify right side
1,228,608,529.80x = 1,461,894,375,587,705,344 - Step 5: Solve for x
x = 1,461,894,375,587,705,344/1,228,608,529.80 - Step 6: Final answer
x = 1,189,878,093.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.