Finding the Fourth Proportional to 351,015,625.80, 526,523,438.70 and 169,617,097.80
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Solution
The fourth proportional to 351,015,625.80, 526,523,438.70 and 169,617,097.80 is: 254,425,646.70
Step by Step Solution
- Step 1: Write the proportion equation
351,015,625.80 : 526,523,438.70 = 169,617,097.80 : x - Step 2: Convert to fraction form
351,015,625.80/526,523,438.70 = 169,617,097.80/x - Step 3: Cross multiply
351,015,625.80x = 526,523,438.70 × 169,617,097.80 - Step 4: Simplify right side
351,015,625.80x = 89,307,377,595,970,208 - Step 5: Solve for x
x = 89,307,377,595,970,208/351,015,625.80 - Step 6: Final answer
x = 254,425,646.70
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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.