Finding the Fourth Proportional to 179,685,276.75, 247,965,681.74 and 97,179,061.41
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Solution
The fourth proportional to 179,685,276.75, 247,965,681.74 and 97,179,061.41 is: 134,107,104.65
Step by Step Solution
- Step 1: Write the proportion equation
179,685,276.75 : 247,965,681.74 = 97,179,061.41 : x - Step 2: Convert to fraction form
179,685,276.75/247,965,681.74 = 97,179,061.41/x - Step 3: Cross multiply
179,685,276.75x = 247,965,681.74 × 97,179,061.41 - Step 4: Simplify right side
179,685,276.75x = 24,097,072,212,898,080 - Step 5: Solve for x
x = 24,097,072,212,898,080/179,685,276.75 - Step 6: Final answer
x = 134,107,104.65
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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.