Finding the Fourth Proportional to 358,934,644.48, 495,330,160 and 193,922,345.28
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Solution
The fourth proportional to 358,934,644.48, 495,330,160 and 193,922,345.28 is: 267,613,025.92
Step by Step Solution
- Step 1: Write the proportion equation
358,934,644.48 : 495,330,160 = 193,922,345.28 : x - Step 2: Convert to fraction form
358,934,644.48/495,330,160 = 193,922,345.28/x - Step 3: Cross multiply
358,934,644.48x = 495,330,160 × 193,922,345.28 - Step 4: Simplify right side
358,934,644.48x = 96,055,586,315,117,648 - Step 5: Solve for x
x = 96,055,586,315,117,648/358,934,644.48 - Step 6: Final answer
x = 267,613,025.92
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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.