Finding the Fourth Proportional to 127,433,218,913.92, 175,857,859,313.92 and 70,340,540,184.96
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Solution
The fourth proportional to 127,433,218,913.92, 175,857,859,313.92 and 70,340,540,184.96 is: 97,069,954,956.31
Step by Step Solution
- Step 1: Write the proportion equation
127,433,218,913.92 : 175,857,859,313.92 = 70,340,540,184.96 : x - Step 2: Convert to fraction form
127,433,218,913.92/175,857,859,313.92 = 70,340,540,184.96/x - Step 3: Cross multiply
127,433,218,913.92x = 175,857,859,313.92 × 70,340,540,184.96 - Step 4: Simplify right side
127,433,218,913.92x = 12,369,936,819,911,833,681,920 - Step 5: Solve for x
x = 12,369,936,819,911,833,681,920/127,433,218,913.92 - Step 6: Final answer
x = 97,069,954,956.31
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1.5x scale
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.