Finding the Fourth Proportional to 799,087,370.96, 1,198,727,012.28 and 281,410,746.32
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Solution
The fourth proportional to 799,087,370.96, 1,198,727,012.28 and 281,410,746.32 is: 422,149,911.79
Step by Step Solution
- Step 1: Write the proportion equation
799,087,370.96 : 1,198,727,012.28 = 281,410,746.32 : x - Step 2: Convert to fraction form
799,087,370.96/1,198,727,012.28 = 281,410,746.32/x - Step 3: Cross multiply
799,087,370.96x = 1,198,727,012.28 × 281,410,746.32 - Step 4: Simplify right side
799,087,370.96x = 337,334,663,159,658,560 - Step 5: Solve for x
x = 337,334,663,159,658,560/799,087,370.96 - Step 6: Final answer
x = 422,149,911.79
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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.