Finding the Fourth Proportional to 4,026,965,145.80, 6,040,447,718.70 and 1,267,440,038.60
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Solution
The fourth proportional to 4,026,965,145.80, 6,040,447,718.70 and 1,267,440,038.60 is: 1,901,160,057.90
Step by Step Solution
- Step 1: Write the proportion equation
4,026,965,145.80 : 6,040,447,718.70 = 1,267,440,038.60 : x - Step 2: Convert to fraction form
4,026,965,145.80/6,040,447,718.70 = 1,267,440,038.60/x - Step 3: Cross multiply
4,026,965,145.80x = 6,040,447,718.70 × 1,267,440,038.60 - Step 4: Simplify right side
4,026,965,145.80x = 7,655,905,289,750,409,216 - Step 5: Solve for x
x = 7,655,905,289,750,409,216/4,026,965,145.80 - Step 6: Final answer
x = 1,901,160,057.90
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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.