Finding the Fourth Proportional to 9,798,366,195,343.20, 13,521,698,204,492 and 5,408,658,236,917.20
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Solution
The fourth proportional to 9,798,366,195,343.20, 13,521,698,204,492 and 5,408,658,236,917.20 is: 7,463,922,343,052.68
Step by Step Solution
- Step 1: Write the proportion equation
9,798,366,195,343.20 : 13,521,698,204,492 = 5,408,658,236,917.20 : x - Step 2: Convert to fraction form
9,798,366,195,343.20/13,521,698,204,492 = 5,408,658,236,917.20/x - Step 3: Cross multiply
9,798,366,195,343.20x = 13,521,698,204,492 × 5,408,658,236,917.20 - Step 4: Simplify right side
9,798,366,195,343.20x = 73,134,244,370,834,172,256,714,752 - Step 5: Solve for x
x = 73,134,244,370,834,172,256,714,752/9,798,366,195,343.20 - Step 6: Final answer
x = 7,463,922,343,052.68
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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.