Finding the Fourth Proportional to 550,828,020.24, 826,351,062.84 and 157,358,242.80
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Solution
The fourth proportional to 550,828,020.24, 826,351,062.84 and 157,358,242.80 is: 236,068,512.14
Step by Step Solution
- Step 1: Write the proportion equation
550,828,020.24 : 826,351,062.84 = 157,358,242.80 : x - Step 2: Convert to fraction form
550,828,020.24/826,351,062.84 = 157,358,242.80/x - Step 3: Cross multiply
550,828,020.24x = 826,351,062.84 × 157,358,242.80 - Step 4: Simplify right side
550,828,020.24x = 130,033,151,184,414,800 - Step 5: Solve for x
x = 130,033,151,184,414,800/550,828,020.24 - Step 6: Final answer
x = 236,068,512.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.