Finding the Fourth Proportional to 146,331,117,273.36, 219,495,790,593.64 and 79,602,440,292.84
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Solution
The fourth proportional to 146,331,117,273.36, 219,495,790,593.64 and 79,602,440,292.84 is: 119,403,178,837.35
Step by Step Solution
- Step 1: Write the proportion equation
146,331,117,273.36 : 219,495,790,593.64 = 79,602,440,292.84 : x - Step 2: Convert to fraction form
146,331,117,273.36/219,495,790,593.64 = 79,602,440,292.84/x - Step 3: Cross multiply
146,331,117,273.36x = 219,495,790,593.64 × 79,602,440,292.84 - Step 4: Simplify right side
146,331,117,273.36x = 17,472,400,565,259,940,659,200 - Step 5: Solve for x
x = 17,472,400,565,259,940,659,200/146,331,117,273.36 - Step 6: Final answer
x = 119,403,178,837.35
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1.5x scale
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.