Finding the Fourth Proportional to 2,306,079,329.62, 3,182,392,543.83 and 1,248,809,125.15
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Solution
The fourth proportional to 2,306,079,329.62, 3,182,392,543.83 and 1,248,809,125.15 is: 1,723,358,254.63
Step by Step Solution
- Step 1: Write the proportion equation
2,306,079,329.62 : 3,182,392,543.83 = 1,248,809,125.15 : x - Step 2: Convert to fraction form
2,306,079,329.62/3,182,392,543.83 = 1,248,809,125.15/x - Step 3: Cross multiply
2,306,079,329.62x = 3,182,392,543.83 × 1,248,809,125.15 - Step 4: Simplify right side
2,306,079,329.62x = 3,974,200,848,533,514,240 - Step 5: Solve for x
x = 3,974,200,848,533,514,240/2,306,079,329.62 - Step 6: Final answer
x = 1,723,358,254.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.