Finding the Fourth Proportional to 497,664,820.10, 746,497,230.15 and 494,641,511.30
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Solution
The fourth proportional to 497,664,820.10, 746,497,230.15 and 494,641,511.30 is: 741,962,266.95
Step by Step Solution
- Step 1: Write the proportion equation
497,664,820.10 : 746,497,230.15 = 494,641,511.30 : x - Step 2: Convert to fraction form
497,664,820.10/746,497,230.15 = 494,641,511.30/x - Step 3: Cross multiply
497,664,820.10x = 746,497,230.15 × 494,641,511.30 - Step 4: Simplify right side
497,664,820.10x = 369,248,518,102,659,904 - Step 5: Solve for x
x = 369,248,518,102,659,904/497,664,820.10 - Step 6: Final answer
x = 741,962,266.95
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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.