Finding the Fourth Proportional to 295,062,719.14, 407,222,258.12 and 167,934,306.88
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Solution
The fourth proportional to 295,062,719.14, 407,222,258.12 and 167,934,306.88 is: 231,769,665.32
Step by Step Solution
- Step 1: Write the proportion equation
295,062,719.14 : 407,222,258.12 = 167,934,306.88 : x - Step 2: Convert to fraction form
295,062,719.14/407,222,258.12 = 167,934,306.88/x - Step 3: Cross multiply
295,062,719.14x = 407,222,258.12 × 167,934,306.88 - Step 4: Simplify right side
295,062,719.14x = 68,386,587,663,490,648 - Step 5: Solve for x
x = 68,386,587,663,490,648/295,062,719.14 - Step 6: Final answer
x = 231,769,665.32
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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.