Finding the Fourth Proportional to 113,326,854.70, 169,990,282.05 and 36,657,633.10
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Solution
The fourth proportional to 113,326,854.70, 169,990,282.05 and 36,657,633.10 is: 54,986,449.65
Step by Step Solution
- Step 1: Write the proportion equation
113,326,854.70 : 169,990,282.05 = 36,657,633.10 : x - Step 2: Convert to fraction form
113,326,854.70/169,990,282.05 = 36,657,633.10/x - Step 3: Cross multiply
113,326,854.70x = 169,990,282.05 × 36,657,633.10 - Step 4: Simplify right side
113,326,854.70x = 6,231,441,389,954,417 - Step 5: Solve for x
x = 6,231,441,389,954,417/113,326,854.70 - Step 6: Final answer
x = 54,986,449.65
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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.