Finding the Fourth Proportional to 403,853,560.44, 605,842,974.12 and 170,685,254.09
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Solution
The fourth proportional to 403,853,560.44, 605,842,974.12 and 170,685,254.09 is: 256,054,352.63
Step by Step Solution
- Step 1: Write the proportion equation
403,853,560.44 : 605,842,974.12 = 170,685,254.09 : x - Step 2: Convert to fraction form
403,853,560.44/605,842,974.12 = 170,685,254.09/x - Step 3: Cross multiply
403,853,560.44x = 605,842,974.12 × 170,685,254.09 - Step 4: Simplify right side
403,853,560.44x = 103,408,461,976,560,000 - Step 5: Solve for x
x = 103,408,461,976,560,000/403,853,560.44 - Step 6: Final answer
x = 256,054,352.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.