Finding the Fourth Proportional to 3,655,900,655.33, 5,480,023,570.70 and 1,529,964,394.66
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Solution
The fourth proportional to 3,655,900,655.33, 5,480,023,570.70 and 1,529,964,394.66 is: 2,293,344,851.38
Step by Step Solution
- Step 1: Write the proportion equation
3,655,900,655.33 : 5,480,023,570.70 = 1,529,964,394.66 : x - Step 2: Convert to fraction form
3,655,900,655.33/5,480,023,570.70 = 1,529,964,394.66/x - Step 3: Cross multiply
3,655,900,655.33x = 5,480,023,570.70 × 1,529,964,394.66 - Step 4: Simplify right side
3,655,900,655.33x = 8,384,240,945,047,206,912 - Step 5: Solve for x
x = 8,384,240,945,047,206,912/3,655,900,655.33 - Step 6: Final answer
x = 2,293,344,851.38
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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.