Finding the Fourth Proportional to 440,204,943.79, 607,474,649.99 and 241,962,200.58
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Solution
The fourth proportional to 440,204,943.79, 607,474,649.99 and 241,962,200.58 is: 333,903,344.75
Step by Step Solution
- Step 1: Write the proportion equation
440,204,943.79 : 607,474,649.99 = 241,962,200.58 : x - Step 2: Convert to fraction form
440,204,943.79/607,474,649.99 = 241,962,200.58/x - Step 3: Cross multiply
440,204,943.79x = 607,474,649.99 × 241,962,200.58 - Step 4: Simplify right side
440,204,943.79x = 146,985,903,107,540,768 - Step 5: Solve for x
x = 146,985,903,107,540,768/440,204,943.79 - Step 6: Final answer
x = 333,903,344.75
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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.