Finding the Fourth Proportional to 124,971,197.98, 187,469,117.34 and 43,079,295.19
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Solution
The fourth proportional to 124,971,197.98, 187,469,117.34 and 43,079,295.19 is: 64,623,189.79
Step by Step Solution
- Step 1: Write the proportion equation
124,971,197.98 : 187,469,117.34 = 43,079,295.19 : x - Step 2: Convert to fraction form
124,971,197.98/187,469,117.34 = 43,079,295.19/x - Step 3: Cross multiply
124,971,197.98x = 187,469,117.34 × 43,079,295.19 - Step 4: Simplify right side
124,971,197.98x = 8,076,037,444,898,607 - Step 5: Solve for x
x = 8,076,037,444,898,607/124,971,197.98 - Step 6: Final answer
x = 64,623,189.79
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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.