Finding the Fourth Proportional to 266,954,171.13, 368,399,702.97 and 147,878,587.26
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Solution
The fourth proportional to 266,954,171.13, 368,399,702.97 and 147,878,587.26 is: 204,074,082.80
Step by Step Solution
- Step 1: Write the proportion equation
266,954,171.13 : 368,399,702.97 = 147,878,587.26 : x - Step 2: Convert to fraction form
266,954,171.13/368,399,702.97 = 147,878,587.26/x - Step 3: Cross multiply
266,954,171.13x = 368,399,702.97 × 147,878,587.26 - Step 4: Simplify right side
266,954,171.13x = 54,478,427,622,207,224 - Step 5: Solve for x
x = 54,478,427,622,207,224/266,954,171.13 - Step 6: Final answer
x = 204,074,082.80
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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.