Finding the Fourth Proportional to 85,869,480.24, 118,499,793.04 and 46,711,163.58
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Solution
The fourth proportional to 85,869,480.24, 118,499,793.04 and 46,711,163.58 is: 64,461,356.95
Step by Step Solution
- Step 1: Write the proportion equation
85,869,480.24 : 118,499,793.04 = 46,711,163.58 : x - Step 2: Convert to fraction form
85,869,480.24/118,499,793.04 = 46,711,163.58/x - Step 3: Cross multiply
85,869,480.24x = 118,499,793.04 × 46,711,163.58 - Step 4: Simplify right side
85,869,480.24x = 5,535,263,216,887,586 - Step 5: Solve for x
x = 5,535,263,216,887,586/85,869,480.24 - Step 6: Final answer
x = 64,461,356.95
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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.