Finding the Fourth Proportional to 284,235,953.10, 426,353,929.65 and 163,303,601.10
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Solution
The fourth proportional to 284,235,953.10, 426,353,929.65 and 163,303,601.10 is: 244,955,401.65
Step by Step Solution
- Step 1: Write the proportion equation
284,235,953.10 : 426,353,929.65 = 163,303,601.10 : x - Step 2: Convert to fraction form
284,235,953.10/426,353,929.65 = 163,303,601.10/x - Step 3: Cross multiply
284,235,953.10x = 426,353,929.65 × 163,303,601.10 - Step 4: Simplify right side
284,235,953.10x = 69,625,132,054,981,056 - Step 5: Solve for x
x = 69,625,132,054,981,056/284,235,953.10 - Step 6: Final answer
x = 244,955,401.65
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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.