Finding the Fourth Proportional to 1,176,263,887.29, 1,764,587,489.84 and 347,301,326.48
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Solution
The fourth proportional to 1,176,263,887.29, 1,764,587,489.84 and 347,301,326.48 is: 521,008,578.54
Step by Step Solution
- Step 1: Write the proportion equation
1,176,263,887.29 : 1,764,587,489.84 = 347,301,326.48 : x - Step 2: Convert to fraction form
1,176,263,887.29/1,764,587,489.84 = 347,301,326.48/x - Step 3: Cross multiply
1,176,263,887.29x = 1,764,587,489.84 × 347,301,326.48 - Step 4: Simplify right side
1,176,263,887.29x = 612,843,575,900,886,144 - Step 5: Solve for x
x = 612,843,575,900,886,144/1,176,263,887.29 - Step 6: Final answer
x = 521,008,578.54
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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.