Finding the Fourth Proportional to 2,512,802,859.17, 3,467,556,089.12 and 1,440,337,336.67
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Solution
The fourth proportional to 2,512,802,859.17, 3,467,556,089.12 and 1,440,337,336.67 is: 1,987,601,408.49
Step by Step Solution
- Step 1: Write the proportion equation
2,512,802,859.17 : 3,467,556,089.12 = 1,440,337,336.67 : x - Step 2: Convert to fraction form
2,512,802,859.17/3,467,556,089.12 = 1,440,337,336.67/x - Step 3: Cross multiply
2,512,802,859.17x = 3,467,556,089.12 × 1,440,337,336.67 - Step 4: Simplify right side
2,512,802,859.17x = 4,994,450,502,142,489,600 - Step 5: Solve for x
x = 4,994,450,502,142,489,600/2,512,802,859.17 - Step 6: Final answer
x = 1,987,601,408.49
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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.