Finding the Third Proportional to 513,230,720 and 741,529,920
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Solution
The third proportional to 513,230,720 and 741,529,920 is: 1,071,382,909.92
Step by Step Solution
- Step 1: Write the proportion equation
513,230,720 : 741,529,920 = 741,529,920 : x - Step 2: Convert to fraction form
513,230,720/741,529,920 = 741,529,920/x - Step 3: Cross multiply
513,230,720x = 741,529,920 × 741,529,920 - Step 4: Simplify right side
513,230,720x = 549,866,622,255,206,400 - Step 5: Solve for x
x = 549,866,622,255,206,400/513,230,720 - Step 6: Final answer
x = 1,071,382,909.92
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Why These Related Problems?
These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.