Finding the Fourth Proportional to 171,273,442.74, 236,357,585.04 and 92,956,997.44
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Solution
The fourth proportional to 171,273,442.74, 236,357,585.04 and 92,956,997.44 is: 128,280,783.50
Step by Step Solution
- Step 1: Write the proportion equation
171,273,442.74 : 236,357,585.04 = 92,956,997.44 : x - Step 2: Convert to fraction form
171,273,442.74/236,357,585.04 = 92,956,997.44/x - Step 3: Cross multiply
171,273,442.74x = 236,357,585.04 × 92,956,997.44 - Step 4: Simplify right side
171,273,442.74x = 21,971,091,427,487,860 - Step 5: Solve for x
x = 21,971,091,427,487,860/171,273,442.74 - Step 6: Final answer
x = 128,280,783.50
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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.