Finding the Fourth Proportional to 8,762,778,658.08, 13,144,268,960.30 and 3,167,140,709.70
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Solution
The fourth proportional to 8,762,778,658.08, 13,144,268,960.30 and 3,167,140,709.70 is: 4,750,747,559.40
Step by Step Solution
- Step 1: Write the proportion equation
8,762,778,658.08 : 13,144,268,960.30 = 3,167,140,709.70 : x - Step 2: Convert to fraction form
8,762,778,658.08/13,144,268,960.30 = 3,167,140,709.70/x - Step 3: Cross multiply
8,762,778,658.08x = 13,144,268,960.30 × 3,167,140,709.70 - Step 4: Simplify right side
8,762,778,658.08x = 41,629,749,323,418,558,464 - Step 5: Solve for x
x = 41,629,749,323,418,558,464/8,762,778,658.08 - Step 6: Final answer
x = 4,750,747,559.40
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1.5x scale
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.