Finding the Fourth Proportional to 433,554,972.18, 598,306,519.08 and 235,316,539.32
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Solution
The fourth proportional to 433,554,972.18, 598,306,519.08 and 235,316,539.32 is: 324,737,181.11
Step by Step Solution
- Step 1: Write the proportion equation
433,554,972.18 : 598,306,519.08 = 235,316,539.32 : x - Step 2: Convert to fraction form
433,554,972.18/598,306,519.08 = 235,316,539.32/x - Step 3: Cross multiply
433,554,972.18x = 598,306,519.08 × 235,316,539.32 - Step 4: Simplify right side
433,554,972.18x = 140,791,419,522,501,152 - Step 5: Solve for x
x = 140,791,419,522,501,152/433,554,972.18 - Step 6: Final answer
x = 324,737,181.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.