Finding the Fourth Proportional to 326,605,329.48, 489,737,884.50 and 154,035,807.96
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Solution
The fourth proportional to 326,605,329.48, 489,737,884.50 and 154,035,807.96 is: 230,973,483.65
Step by Step Solution
- Step 1: Write the proportion equation
326,605,329.48 : 489,737,884.50 = 154,035,807.96 : x - Step 2: Convert to fraction form
326,605,329.48/489,737,884.50 = 154,035,807.96/x - Step 3: Cross multiply
326,605,329.48x = 489,737,884.50 × 154,035,807.96 - Step 4: Simplify right side
326,605,329.48x = 75,437,170,727,578,672 - Step 5: Solve for x
x = 75,437,170,727,578,672/326,605,329.48 - Step 6: Final answer
x = 230,973,483.65
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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.