Finding the Fourth Proportional to 148,176,587.75, 204,483,691.10 and 82,986,491.75
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Solution
The fourth proportional to 148,176,587.75, 204,483,691.10 and 82,986,491.75 is: 114,521,358.62
Step by Step Solution
- Step 1: Write the proportion equation
148,176,587.75 : 204,483,691.10 = 82,986,491.75 : x - Step 2: Convert to fraction form
148,176,587.75/204,483,691.10 = 82,986,491.75/x - Step 3: Cross multiply
148,176,587.75x = 204,483,691.10 × 82,986,491.75 - Step 4: Simplify right side
148,176,587.75x = 16,969,384,144,064,766 - Step 5: Solve for x
x = 16,969,384,144,064,766/148,176,587.75 - Step 6: Final answer
x = 114,521,358.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.