Finding the Fourth Proportional to 324,316,630.58, 447,551,418.62 and 175,636,543.55
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Solution
The fourth proportional to 324,316,630.58, 447,551,418.62 and 175,636,543.55 is: 242,375,434.42
Step by Step Solution
- Step 1: Write the proportion equation
324,316,630.58 : 447,551,418.62 = 175,636,543.55 : x - Step 2: Convert to fraction form
324,316,630.58/447,551,418.62 = 175,636,543.55/x - Step 3: Cross multiply
324,316,630.58x = 447,551,418.62 × 175,636,543.55 - Step 4: Simplify right side
324,316,630.58x = 78,606,384,225,517,232 - Step 5: Solve for x
x = 78,606,384,225,517,232/324,316,630.58 - Step 6: Final answer
x = 242,375,434.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.