Finding the Fourth Proportional to 97,332,782,755.88, 134,276,453,448.18 and 58,730,170,858.76
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Solution
The fourth proportional to 97,332,782,755.88, 134,276,453,448.18 and 58,730,170,858.76 is: 81,021,818,446.30
Step by Step Solution
- Step 1: Write the proportion equation
97,332,782,755.88 : 134,276,453,448.18 = 58,730,170,858.76 : x - Step 2: Convert to fraction form
97,332,782,755.88/134,276,453,448.18 = 58,730,170,858.76/x - Step 3: Cross multiply
97,332,782,755.88x = 134,276,453,448.18 × 58,730,170,858.76 - Step 4: Simplify right side
97,332,782,755.88x = 7,886,079,053,319,944,273,920 - Step 5: Solve for x
x = 7,886,079,053,319,944,273,920/97,332,782,755.88 - Step 6: Final answer
x = 81,021,818,446.30
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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.