Finding the Fourth Proportional to 343,375,680,664.37, 515,063,399,768.05 and 91,830,337,015.70
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Solution
The fourth proportional to 343,375,680,664.37, 515,063,399,768.05 and 91,830,337,015.70 is: 137,745,473,102.92
Step by Step Solution
- Step 1: Write the proportion equation
343,375,680,664.37 : 515,063,399,768.05 = 91,830,337,015.70 : x - Step 2: Convert to fraction form
343,375,680,664.37/515,063,399,768.05 = 91,830,337,015.70/x - Step 3: Cross multiply
343,375,680,664.37x = 515,063,399,768.05 × 91,830,337,015.70 - Step 4: Simplify right side
343,375,680,664.37x = 47,298,445,585,152,244,449,280 - Step 5: Solve for x
x = 47,298,445,585,152,244,449,280/343,375,680,664.37 - Step 6: Final answer
x = 137,745,473,102.92
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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.