Finding the Fourth Proportional to 1,198,058,754.29, 1,797,178,489.02 and 357,635,143.15
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Solution
The fourth proportional to 1,198,058,754.29, 1,797,178,489.02 and 357,635,143.15 is: 536,479,687.56
Step by Step Solution
- Step 1: Write the proportion equation
1,198,058,754.29 : 1,797,178,489.02 = 357,635,143.15 : x - Step 2: Convert to fraction form
1,198,058,754.29/1,797,178,489.02 = 357,635,143.15/x - Step 3: Cross multiply
1,198,058,754.29x = 1,797,178,489.02 × 357,635,143.15 - Step 4: Simplify right side
1,198,058,754.29x = 642,734,186,182,275,456 - Step 5: Solve for x
x = 642,734,186,182,275,456/1,198,058,754.29 - Step 6: Final answer
x = 536,479,687.56
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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.