Finding the Fourth Proportional to 103,571,176.75, 155,233,220.66 and 48,164,217.58
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Solution
The fourth proportional to 103,571,176.75, 155,233,220.66 and 48,164,217.58 is: 72,188,873.87
Step by Step Solution
- Step 1: Write the proportion equation
103,571,176.75 : 155,233,220.66 = 48,164,217.58 : x - Step 2: Convert to fraction form
103,571,176.75/155,233,220.66 = 48,164,217.58/x - Step 3: Cross multiply
103,571,176.75x = 155,233,220.66 × 48,164,217.58 - Step 4: Simplify right side
103,571,176.75x = 7,476,686,615,169,341 - Step 5: Solve for x
x = 7,476,686,615,169,341/103,571,176.75 - Step 6: Final answer
x = 72,188,873.87
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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.