Finding the Fourth Proportional to 254,595,142,101.44, 351,341,644,535.17 and 138,852,181,558.64
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Solution
The fourth proportional to 254,595,142,101.44, 351,341,644,535.17 and 138,852,181,558.64 is: 191,616,200,581.99
Step by Step Solution
- Step 1: Write the proportion equation
254,595,142,101.44 : 351,341,644,535.17 = 138,852,181,558.64 : x - Step 2: Convert to fraction form
254,595,142,101.44/351,341,644,535.17 = 138,852,181,558.64/x - Step 3: Cross multiply
254,595,142,101.44x = 351,341,644,535.17 × 138,852,181,558.64 - Step 4: Simplify right side
254,595,142,101.44x = 48,784,553,816,108,587,548,672 - Step 5: Solve for x
x = 48,784,553,816,108,587,548,672/254,595,142,101.44 - Step 6: Final answer
x = 191,616,200,581.99
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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.