Finding the Fourth Proportional to 497,664,368.10, 746,496,552.15 and 134,195,465.70
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Solution
The fourth proportional to 497,664,368.10, 746,496,552.15 and 134,195,465.70 is: 201,293,198.55
Step by Step Solution
- Step 1: Write the proportion equation
497,664,368.10 : 746,496,552.15 = 134,195,465.70 : x - Step 2: Convert to fraction form
497,664,368.10/746,496,552.15 = 134,195,465.70/x - Step 3: Cross multiply
497,664,368.10x = 746,496,552.15 × 134,195,465.70 - Step 4: Simplify right side
497,664,368.10x = 100,176,452,459,213,584 - Step 5: Solve for x
x = 100,176,452,459,213,584/497,664,368.10 - Step 6: Final answer
x = 201,293,198.55
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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.