Finding the Fourth Proportional to 497,664,310.30, 746,496,465.45 and 477,508,918.30
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Solution
The fourth proportional to 497,664,310.30, 746,496,465.45 and 477,508,918.30 is: 716,263,377.45
Step by Step Solution
- Step 1: Write the proportion equation
497,664,310.30 : 746,496,465.45 = 477,508,918.30 : x - Step 2: Convert to fraction form
497,664,310.30/746,496,465.45 = 477,508,918.30/x - Step 3: Cross multiply
497,664,310.30x = 746,496,465.45 × 477,508,918.30 - Step 4: Simplify right side
497,664,310.30x = 356,458,719,731,802,880 - Step 5: Solve for x
x = 356,458,719,731,802,880/497,664,310.30 - Step 6: Final answer
x = 716,263,377.45
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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.