Finding the Fourth Proportional to 176,695,634.10, 243,299,180.64 and 176,185,450.74
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Solution
The fourth proportional to 176,695,634.10, 243,299,180.64 and 176,185,450.74 is: 242,596,689.07
Step by Step Solution
- Step 1: Write the proportion equation
176,695,634.10 : 243,299,180.64 = 176,185,450.74 : x - Step 2: Convert to fraction form
176,695,634.10/243,299,180.64 = 176,185,450.74/x - Step 3: Cross multiply
176,695,634.10x = 243,299,180.64 × 176,185,450.74 - Step 4: Simplify right side
176,695,634.10x = 42,865,775,805,731,080 - Step 5: Solve for x
x = 42,865,775,805,731,080/176,695,634.10 - Step 6: Final answer
x = 242,596,689.07
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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.