Finding the Fourth Proportional to 2,459,709,408.11, 3,394,804,871.79 and 1,507,619,750.49
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Solution
The fourth proportional to 2,459,709,408.11, 3,394,804,871.79 and 1,507,619,750.49 is: 2,080,764,035.34
Step by Step Solution
- Step 1: Write the proportion equation
2,459,709,408.11 : 3,394,804,871.79 = 1,507,619,750.49 : x - Step 2: Convert to fraction form
2,459,709,408.11/3,394,804,871.79 = 1,507,619,750.49/x - Step 3: Cross multiply
2,459,709,408.11x = 3,394,804,871.79 × 1,507,619,750.49 - Step 4: Simplify right side
2,459,709,408.11x = 5,118,074,873,770,275,840 - Step 5: Solve for x
x = 5,118,074,873,770,275,840/2,459,709,408.11 - Step 6: Final answer
x = 2,080,764,035.34
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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.