Finding the Fourth Proportional to 497,838,201.10, 746,757,301.65 and 134,331,973.90
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Solution
The fourth proportional to 497,838,201.10, 746,757,301.65 and 134,331,973.90 is: 201,497,960.85
Step by Step Solution
- Step 1: Write the proportion equation
497,838,201.10 : 746,757,301.65 = 134,331,973.90 : x - Step 2: Convert to fraction form
497,838,201.10/746,757,301.65 = 134,331,973.90/x - Step 3: Cross multiply
497,838,201.10x = 746,757,301.65 × 134,331,973.90 - Step 4: Simplify right side
497,838,201.10x = 100,313,382,354,882,224 - Step 5: Solve for x
x = 100,313,382,354,882,224/497,838,201.10 - Step 6: Final answer
x = 201,497,960.85
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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.