Finding the Fourth Proportional to 500,211,645.62, 750,319,272.77 and 354,203,545.28
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Solution
The fourth proportional to 500,211,645.62, 750,319,272.77 and 354,203,545.28 is: 531,306,595.58
Step by Step Solution
- Step 1: Write the proportion equation
500,211,645.62 : 750,319,272.77 = 354,203,545.28 : x - Step 2: Convert to fraction form
500,211,645.62/750,319,272.77 = 354,203,545.28/x - Step 3: Cross multiply
500,211,645.62x = 750,319,272.77 × 354,203,545.28 - Step 4: Simplify right side
500,211,645.62x = 265,765,746,501,522,720 - Step 5: Solve for x
x = 265,765,746,501,522,720/500,211,645.62 - Step 6: Final answer
x = 531,306,595.58
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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.