Finding the Fourth Proportional to 8,783,113,546.72, 13,175,414,337.66 and 2,808,101,126.08
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Solution
The fourth proportional to 8,783,113,546.72, 13,175,414,337.66 and 2,808,101,126.08 is: 4,212,389,563.38
Step by Step Solution
- Step 1: Write the proportion equation
8,783,113,546.72 : 13,175,414,337.66 = 2,808,101,126.08 : x - Step 2: Convert to fraction form
8,783,113,546.72/13,175,414,337.66 = 2,808,101,126.08/x - Step 3: Cross multiply
8,783,113,546.72x = 13,175,414,337.66 × 2,808,101,126.08 - Step 4: Simplify right side
8,783,113,546.72x = 36,997,895,838,153,621,504 - Step 5: Solve for x
x = 36,997,895,838,153,621,504/8,783,113,546.72 - Step 6: Final answer
x = 4,212,389,563.38
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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.