Finding the Fourth Proportional to 1,233,351,750, 1,850,511,833.28 and 542,774,583.84
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Solution
The fourth proportional to 1,233,351,750, 1,850,511,833.28 and 542,774,583.84 is: 814,374,966.59
Step by Step Solution
- Step 1: Write the proportion equation
1,233,351,750 : 1,850,511,833.28 = 542,774,583.84 : x - Step 2: Convert to fraction form
1,233,351,750/1,850,511,833.28 = 542,774,583.84/x - Step 3: Cross multiply
1,233,351,750x = 1,850,511,833.28 × 542,774,583.84 - Step 4: Simplify right side
1,233,351,750x = 1,004,410,790,199,547,520 - Step 5: Solve for x
x = 1,004,410,790,199,547,520/1,233,351,750 - Step 6: Final answer
x = 814,374,966.59
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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.