Finding the Fourth Proportional to 167,316,905.80, 250,975,358.70 and 160,939,613.80
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Solution
The fourth proportional to 167,316,905.80, 250,975,358.70 and 160,939,613.80 is: 241,409,420.70
Step by Step Solution
- Step 1: Write the proportion equation
167,316,905.80 : 250,975,358.70 = 160,939,613.80 : x - Step 2: Convert to fraction form
167,316,905.80/250,975,358.70 = 160,939,613.80/x - Step 3: Cross multiply
167,316,905.80x = 250,975,358.70 × 160,939,613.80 - Step 4: Simplify right side
167,316,905.80x = 40,391,877,302,494,472 - Step 5: Solve for x
x = 40,391,877,302,494,472/167,316,905.80 - Step 6: Final answer
x = 241,409,420.70
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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.