Finding the Fourth Proportional to 383,817,395.25, 575,727,771.39 and 121,503,227.03
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Solution
The fourth proportional to 383,817,395.25, 575,727,771.39 and 121,503,227.03 is: 182,255,371.90
Step by Step Solution
- Step 1: Write the proportion equation
383,817,395.25 : 575,727,771.39 = 121,503,227.03 : x - Step 2: Convert to fraction form
383,817,395.25/575,727,771.39 = 121,503,227.03/x - Step 3: Cross multiply
383,817,395.25x = 575,727,771.39 × 121,503,227.03 - Step 4: Simplify right side
383,817,395.25x = 69,952,782,111,796,472 - Step 5: Solve for x
x = 69,952,782,111,796,472/383,817,395.25 - Step 6: Final answer
x = 182,255,371.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.