Finding the Fourth Proportional to 1,950,998,911.97, 2,692,380,491.07 and 1,058,925,822.35
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Solution
The fourth proportional to 1,950,998,911.97, 2,692,380,491.07 and 1,058,925,822.35 is: 1,461,318,716.32
Step by Step Solution
- Step 1: Write the proportion equation
1,950,998,911.97 : 2,692,380,491.07 = 1,058,925,822.35 : x - Step 2: Convert to fraction form
1,950,998,911.97/2,692,380,491.07 = 1,058,925,822.35/x - Step 3: Cross multiply
1,950,998,911.97x = 2,692,380,491.07 × 1,058,925,822.35 - Step 4: Simplify right side
1,950,998,911.97x = 2,851,031,225,585,396,736 - Step 5: Solve for x
x = 2,851,031,225,585,396,736/1,950,998,911.97 - Step 6: Final answer
x = 1,461,318,716.32
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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.