Finding the Fourth Proportional to 179,959,240.84, 248,343,991.86 and 97,453,167.88
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Solution
The fourth proportional to 179,959,240.84, 248,343,991.86 and 97,453,167.88 is: 134,485,501.37
Step by Step Solution
- Step 1: Write the proportion equation
179,959,240.84 : 248,343,991.86 = 97,453,167.88 : x - Step 2: Convert to fraction form
179,959,240.84/248,343,991.86 = 97,453,167.88/x - Step 3: Cross multiply
179,959,240.84x = 248,343,991.86 × 97,453,167.88 - Step 4: Simplify right side
179,959,240.84x = 24,201,908,730,721,932 - Step 5: Solve for x
x = 24,201,908,730,721,932/179,959,240.84 - Step 6: Final answer
x = 134,485,501.37
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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.