Finding the Fourth Proportional to 475,522,087.05, 713,283,130.58 and 217,241,761.05
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Solution
The fourth proportional to 475,522,087.05, 713,283,130.58 and 217,241,761.05 is: 325,862,641.58
Step by Step Solution
- Step 1: Write the proportion equation
475,522,087.05 : 713,283,130.58 = 217,241,761.05 : x - Step 2: Convert to fraction form
475,522,087.05/713,283,130.58 = 217,241,761.05/x - Step 3: Cross multiply
475,522,087.05x = 713,283,130.58 × 217,241,761.05 - Step 4: Simplify right side
475,522,087.05x = 154,954,883,413,370,112 - Step 5: Solve for x
x = 154,954,883,413,370,112/475,522,087.05 - Step 6: Final answer
x = 325,862,641.58
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1.5x scale
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.