Finding the Fourth Proportional to 5,313,664,515.29, 7,970,526,568.68 and 1,772,396,231.05
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Solution
The fourth proportional to 5,313,664,515.29, 7,970,526,568.68 and 1,772,396,231.05 is: 2,658,604,285.08
Step by Step Solution
- Step 1: Write the proportion equation
5,313,664,515.29 : 7,970,526,568.68 = 1,772,396,231.05 : x - Step 2: Convert to fraction form
5,313,664,515.29/7,970,526,568.68 = 1,772,396,231.05/x - Step 3: Cross multiply
5,313,664,515.29x = 7,970,526,568.68 × 1,772,396,231.05 - Step 4: Simplify right side
5,313,664,515.29x = 14,126,931,249,792,395,264 - Step 5: Solve for x
x = 14,126,931,249,792,395,264/5,313,664,515.29 - Step 6: Final answer
x = 2,658,604,285.08
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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.