Finding the Fourth Proportional to 2,630,394,278.96, 3,629,915,176.32 and 1,424,705,529.44
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Solution
The fourth proportional to 2,630,394,278.96, 3,629,915,176.32 and 1,424,705,529.44 is: 1,966,077,961.95
Step by Step Solution
- Step 1: Write the proportion equation
2,630,394,278.96 : 3,629,915,176.32 = 1,424,705,529.44 : x - Step 2: Convert to fraction form
2,630,394,278.96/3,629,915,176.32 = 1,424,705,529.44/x - Step 3: Cross multiply
2,630,394,278.96x = 3,629,915,176.32 × 1,424,705,529.44 - Step 4: Simplify right side
2,630,394,278.96x = 5,171,560,223,101,277,184 - Step 5: Solve for x
x = 5,171,560,223,101,277,184/2,630,394,278.96 - Step 6: Final answer
x = 1,966,077,961.95
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1.5x scale
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.