Finding the Fourth Proportional to 1,792,924,074.90, 2,474,238,524.94 and 1,000,021,161.24
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Solution
The fourth proportional to 1,792,924,074.90, 2,474,238,524.94 and 1,000,021,161.24 is: 1,380,031,044.00
Step by Step Solution
- Step 1: Write the proportion equation
1,792,924,074.90 : 2,474,238,524.94 = 1,000,021,161.24 : x - Step 2: Convert to fraction form
1,792,924,074.90/2,474,238,524.94 = 1,000,021,161.24/x - Step 3: Cross multiply
1,792,924,074.90x = 2,474,238,524.94 × 1,000,021,161.24 - Step 4: Simplify right side
1,792,924,074.90x = 2,474,290,882,895,243,776 - Step 5: Solve for x
x = 2,474,290,882,895,243,776/1,792,924,074.90 - Step 6: Final answer
x = 1,380,031,044.00
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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.