Finding the Fourth Proportional to 4,654,628,270.96, 6,423,523,450.92 and 2,540,220,165.36
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Solution
The fourth proportional to 4,654,628,270.96, 6,423,523,450.92 and 2,540,220,165.36 is: 3,505,578,287.42
Step by Step Solution
- Step 1: Write the proportion equation
4,654,628,270.96 : 6,423,523,450.92 = 2,540,220,165.36 : x - Step 2: Convert to fraction form
4,654,628,270.96/6,423,523,450.92 = 2,540,220,165.36/x - Step 3: Cross multiply
4,654,628,270.96x = 6,423,523,450.92 × 2,540,220,165.36 - Step 4: Simplify right side
4,654,628,270.96x = 16,317,163,802,689,841,152 - Step 5: Solve for x
x = 16,317,163,802,689,841,152/4,654,628,270.96 - Step 6: Final answer
x = 3,505,578,287.42
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1.5x scale
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.