Finding the Fourth Proportional to 944,381,832.18, 1,414,675,623.84 and 470,252,472.20
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Solution
The fourth proportional to 944,381,832.18, 1,414,675,623.84 and 470,252,472.20 is: 704,434,040.13
Step by Step Solution
- Step 1: Write the proportion equation
944,381,832.18 : 1,414,675,623.84 = 470,252,472.20 : x - Step 2: Convert to fraction form
944,381,832.18/1,414,675,623.84 = 470,252,472.20/x - Step 3: Cross multiply
944,381,832.18x = 1,414,675,623.84 × 470,252,472.20 - Step 4: Simplify right side
944,381,832.18x = 665,254,709,471,837,184 - Step 5: Solve for x
x = 665,254,709,471,837,184/944,381,832.18 - Step 6: Final answer
x = 704,434,040.13
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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.