Finding the Fourth Proportional to 773,278,703.28, 1,159,558,440.84 and 281,649,721.68
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Solution
The fourth proportional to 773,278,703.28, 1,159,558,440.84 and 281,649,721.68 is: 422,343,601.02
Step by Step Solution
- Step 1: Write the proportion equation
773,278,703.28 : 1,159,558,440.84 = 281,649,721.68 : x - Step 2: Convert to fraction form
773,278,703.28/1,159,558,440.84 = 281,649,721.68/x - Step 3: Cross multiply
773,278,703.28x = 1,159,558,440.84 × 281,649,721.68 - Step 4: Simplify right side
773,278,703.28x = 326,589,312,134,280,704 - Step 5: Solve for x
x = 326,589,312,134,280,704/773,278,703.28 - Step 6: Final answer
x = 422,343,601.02
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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.