Finding the Fourth Proportional to 664,302,024.90, 996,453,037.35 and 446,623,791.30
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Solution
The fourth proportional to 664,302,024.90, 996,453,037.35 and 446,623,791.30 is: 669,935,686.95
Step by Step Solution
- Step 1: Write the proportion equation
664,302,024.90 : 996,453,037.35 = 446,623,791.30 : x - Step 2: Convert to fraction form
664,302,024.90/996,453,037.35 = 446,623,791.30/x - Step 3: Cross multiply
664,302,024.90x = 996,453,037.35 × 446,623,791.30 - Step 4: Simplify right side
664,302,024.90x = 445,039,633,393,657,536 - Step 5: Solve for x
x = 445,039,633,393,657,536/664,302,024.90 - Step 6: Final answer
x = 669,935,686.95
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Similar ratio
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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.