Finding the Fourth Proportional to 302,385,141.07, 453,209,219.92 and 156,738,406.03
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Solution
The fourth proportional to 302,385,141.07, 453,209,219.92 and 156,738,406.03 is: 234,916,604.95
Step by Step Solution
- Step 1: Write the proportion equation
302,385,141.07 : 453,209,219.92 = 156,738,406.03 : x - Step 2: Convert to fraction form
302,385,141.07/453,209,219.92 = 156,738,406.03/x - Step 3: Cross multiply
302,385,141.07x = 453,209,219.92 × 156,738,406.03 - Step 4: Simplify right side
302,385,141.07x = 71,035,290,727,423,424 - Step 5: Solve for x
x = 71,035,290,727,423,424/302,385,141.07 - Step 6: Final answer
x = 234,916,604.95
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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.