Finding the Fourth Proportional to 134,049,153.99, 201,376,417.05 and 79,497,519.42
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Solution
The fourth proportional to 134,049,153.99, 201,376,417.05 and 79,497,519.42 is: 119,425,786.35
Step by Step Solution
- Step 1: Write the proportion equation
134,049,153.99 : 201,376,417.05 = 79,497,519.42 : x - Step 2: Convert to fraction form
134,049,153.99/201,376,417.05 = 79,497,519.42/x - Step 3: Cross multiply
134,049,153.99x = 201,376,417.05 × 79,497,519.42 - Step 4: Simplify right side
134,049,153.99x = 16,008,925,625,162,396 - Step 5: Solve for x
x = 16,008,925,625,162,396/134,049,153.99 - Step 6: Final answer
x = 119,425,786.35
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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.