Finding the Fourth Proportional to 167,199,461.35, 230,721,756.21 and 96,639,642.41
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Solution
The fourth proportional to 167,199,461.35, 230,721,756.21 and 96,639,642.41 is: 133,354,903.39
Step by Step Solution
- Step 1: Write the proportion equation
167,199,461.35 : 230,721,756.21 = 96,639,642.41 : x - Step 2: Convert to fraction form
167,199,461.35/230,721,756.21 = 96,639,642.41/x - Step 3: Cross multiply
167,199,461.35x = 230,721,756.21 × 96,639,642.41 - Step 4: Simplify right side
167,199,461.35x = 22,296,868,015,187,988 - Step 5: Solve for x
x = 22,296,868,015,187,988/167,199,461.35 - Step 6: Final answer
x = 133,354,903.39
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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.