Finding the Fourth Proportional to 2,695,484,514.99, 4,040,548,309.84 and 1,875,874,947.15
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Solution
The fourth proportional to 2,695,484,514.99, 4,040,548,309.84 and 1,875,874,947.15 is: 2,811,948,391.85
Step by Step Solution
- Step 1: Write the proportion equation
2,695,484,514.99 : 4,040,548,309.84 = 1,875,874,947.15 : x - Step 2: Convert to fraction form
2,695,484,514.99/4,040,548,309.84 = 1,875,874,947.15/x - Step 3: Cross multiply
2,695,484,514.99x = 4,040,548,309.84 × 1,875,874,947.15 - Step 4: Simplify right side
2,695,484,514.99x = 7,579,563,347,178,132,480 - Step 5: Solve for x
x = 7,579,563,347,178,132,480/2,695,484,514.99 - Step 6: Final answer
x = 2,811,948,391.85
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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.