Finding the Fourth Proportional to 903,261,880,672.56, 1,354,495,230,794.90 and 478,690,672,571.46
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Solution
The fourth proportional to 903,261,880,672.56, 1,354,495,230,794.90 and 478,690,672,571.46 is: 717,825,302,824.99
Step by Step Solution
- Step 1: Write the proportion equation
903,261,880,672.56 : 1,354,495,230,794.90 = 478,690,672,571.46 : x - Step 2: Convert to fraction form
903,261,880,672.56/1,354,495,230,794.90 = 478,690,672,571.46/x - Step 3: Cross multiply
903,261,880,672.56x = 1,354,495,230,794.90 × 478,690,672,571.46 - Step 4: Simplify right side
903,261,880,672.56x = 648,384,233,024,045,581,336,576 - Step 5: Solve for x
x = 648,384,233,024,045,581,336,576/903,261,880,672.56 - Step 6: Final answer
x = 717,825,302,824.99
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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.