Finding the Fourth Proportional to 373,248,031.80, 559,872,047.70 and 347,738,863.80
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Solution
The fourth proportional to 373,248,031.80, 559,872,047.70 and 347,738,863.80 is: 521,608,295.70
Step by Step Solution
- Step 1: Write the proportion equation
373,248,031.80 : 559,872,047.70 = 347,738,863.80 : x - Step 2: Convert to fraction form
373,248,031.80/559,872,047.70 = 347,738,863.80/x - Step 3: Cross multiply
373,248,031.80x = 559,872,047.70 × 347,738,863.80 - Step 4: Simplify right side
373,248,031.80x = 194,689,269,740,577,440 - Step 5: Solve for x
x = 194,689,269,740,577,440/373,248,031.80 - Step 6: Final answer
x = 521,608,295.70
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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.