Finding the Fourth Proportional to 239,232,559.08, 330,141,064.42 and 129,224,273
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Solution
The fourth proportional to 239,232,559.08, 330,141,064.42 and 129,224,273 is: 178,329,568.52
Step by Step Solution
- Step 1: Write the proportion equation
239,232,559.08 : 330,141,064.42 = 129,224,273 : x - Step 2: Convert to fraction form
239,232,559.08/330,141,064.42 = 129,224,273/x - Step 3: Cross multiply
239,232,559.08x = 330,141,064.42 × 129,224,273 - Step 4: Simplify right side
239,232,559.08x = 42,662,239,037,120,672 - Step 5: Solve for x
x = 42,662,239,037,120,672/239,232,559.08 - Step 6: Final answer
x = 178,329,568.52
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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.