Finding the Fourth Proportional to 809,797,590.92, 1,214,445,309.06 and 292,160,759.96
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Solution
The fourth proportional to 809,797,590.92, 1,214,445,309.06 and 292,160,759.96 is: 438,150,555.65
Step by Step Solution
- Step 1: Write the proportion equation
809,797,590.92 : 1,214,445,309.06 = 292,160,759.96 : x - Step 2: Convert to fraction form
809,797,590.92/1,214,445,309.06 = 292,160,759.96/x - Step 3: Cross multiply
809,797,590.92x = 1,214,445,309.06 × 292,160,759.96 - Step 4: Simplify right side
809,797,590.92x = 354,813,264,424,826,624 - Step 5: Solve for x
x = 354,813,264,424,826,624/809,797,590.92 - Step 6: Final answer
x = 438,150,555.65
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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.