Finding the Fourth Proportional to 157,092,281.88, 235,476,740.56 and 69,694,958
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Solution
The fourth proportional to 157,092,281.88, 235,476,740.56 and 69,694,958 is: 104,470,705.67
Step by Step Solution
- Step 1: Write the proportion equation
157,092,281.88 : 235,476,740.56 = 69,694,958 : x - Step 2: Convert to fraction form
157,092,281.88/235,476,740.56 = 69,694,958/x - Step 3: Cross multiply
157,092,281.88x = 235,476,740.56 × 69,694,958 - Step 4: Simplify right side
157,092,281.88x = 16,411,541,543,306,096 - Step 5: Solve for x
x = 16,411,541,543,306,096/157,092,281.88 - Step 6: Final answer
x = 104,470,705.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.