Finding the Fourth Proportional to 245,055,526.19, 338,168,036.67 and 133,544,091.54
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Solution
The fourth proportional to 245,055,526.19, 338,168,036.67 and 133,544,091.54 is: 184,286,165.45
Step by Step Solution
- Step 1: Write the proportion equation
245,055,526.19 : 338,168,036.67 = 133,544,091.54 : x - Step 2: Convert to fraction form
245,055,526.19/338,168,036.67 = 133,544,091.54/x - Step 3: Cross multiply
245,055,526.19x = 338,168,036.67 × 133,544,091.54 - Step 4: Simplify right side
245,055,526.19x = 45,160,343,244,495,872 - Step 5: Solve for x
x = 45,160,343,244,495,872/245,055,526.19 - Step 6: Final answer
x = 184,286,165.45
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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.