Finding the Fourth Proportional to 195,730,296.57, 270,148,908.38 and 124,156,883.79
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Solution
The fourth proportional to 195,730,296.57, 270,148,908.38 and 124,156,883.79 is: 171,362,569.88
Step by Step Solution
- Step 1: Write the proportion equation
195,730,296.57 : 270,148,908.38 = 124,156,883.79 : x - Step 2: Convert to fraction form
195,730,296.57/270,148,908.38 = 124,156,883.79/x - Step 3: Cross multiply
195,730,296.57x = 270,148,908.38 × 124,156,883.79 - Step 4: Simplify right side
195,730,296.57x = 33,540,846,623,731,020 - Step 5: Solve for x
x = 33,540,846,623,731,020/195,730,296.57 - Step 6: Final answer
x = 171,362,569.88
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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.