Finding the Fourth Proportional to 432,737,799.56, 649,182,282.14 and 190,394,405
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Solution
The fourth proportional to 432,737,799.56, 649,182,282.14 and 190,394,405 is: 285,624,862.15
Step by Step Solution
- Step 1: Write the proportion equation
432,737,799.56 : 649,182,282.14 = 190,394,405 : x - Step 2: Convert to fraction form
432,737,799.56/649,182,282.14 = 190,394,405/x - Step 3: Cross multiply
432,737,799.56x = 649,182,282.14 × 190,394,405 - Step 4: Simplify right side
432,737,799.56x = 123,600,674,344,587,424 - Step 5: Solve for x
x = 123,600,674,344,587,424/432,737,799.56 - Step 6: Final answer
x = 285,624,862.15
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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.