Finding the Fourth Proportional to 5,455,991,512.36, 7,529,254,125.47 and 3,044,648,721.88
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Solution
The fourth proportional to 5,455,991,512.36, 7,529,254,125.47 and 3,044,648,721.88 is: 4,201,607,333.50
Step by Step Solution
- Step 1: Write the proportion equation
5,455,991,512.36 : 7,529,254,125.47 = 3,044,648,721.88 : x - Step 2: Convert to fraction form
5,455,991,512.36/7,529,254,125.47 = 3,044,648,721.88/x - Step 3: Cross multiply
5,455,991,512.36x = 7,529,254,125.47 × 3,044,648,721.88 - Step 4: Simplify right side
5,455,991,512.36x = 22,923,933,949,821,956,096 - Step 5: Solve for x
x = 22,923,933,949,821,956,096/5,455,991,512.36 - Step 6: Final answer
x = 4,201,607,333.50
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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.