Finding the Fourth Proportional to 292,713,014.68, 404,034,414.30 and 188,291,088.28
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Solution
The fourth proportional to 292,713,014.68, 404,034,414.30 and 188,291,088.28 is: 259,899,887.45
Step by Step Solution
- Step 1: Write the proportion equation
292,713,014.68 : 404,034,414.30 = 188,291,088.28 : x - Step 2: Convert to fraction form
292,713,014.68/404,034,414.30 = 188,291,088.28/x - Step 3: Cross multiply
292,713,014.68x = 404,034,414.30 × 188,291,088.28 - Step 4: Simplify right side
292,713,014.68x = 76,076,079,571,119,392 - Step 5: Solve for x
x = 76,076,079,571,119,392/292,713,014.68 - Step 6: Final answer
x = 259,899,887.45
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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.