Finding the Fourth Proportional to 8,111,946,348.48, 11,168,468,522.64 and 6,325,507,427
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Solution
The fourth proportional to 8,111,946,348.48, 11,168,468,522.64 and 6,325,507,427 is: 8,708,912,454.95
Step by Step Solution
- Step 1: Write the proportion equation
8,111,946,348.48 : 11,168,468,522.64 = 6,325,507,427 : x - Step 2: Convert to fraction form
8,111,946,348.48/11,168,468,522.64 = 6,325,507,427/x - Step 3: Cross multiply
8,111,946,348.48x = 11,168,468,522.64 × 6,325,507,427 - Step 4: Simplify right side
8,111,946,348.48x = 70,646,230,588,175,032,320 - Step 5: Solve for x
x = 70,646,230,588,175,032,320/8,111,946,348.48 - Step 6: Final answer
x = 8,708,912,454.95
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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.