Finding the Fourth Proportional to 3,350,746,518.10, 4,624,532,901.69 and 2,545,649,170.81
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Solution
The fourth proportional to 3,350,746,518.10, 4,624,532,901.69 and 2,545,649,170.81 is: 3,513,377,775.06
Step by Step Solution
- Step 1: Write the proportion equation
3,350,746,518.10 : 4,624,532,901.69 = 2,545,649,170.81 : x - Step 2: Convert to fraction form
3,350,746,518.10/4,624,532,901.69 = 2,545,649,170.81/x - Step 3: Cross multiply
3,350,746,518.10x = 4,624,532,901.69 × 2,545,649,170.81 - Step 4: Simplify right side
3,350,746,518.10x = 11,772,438,346,549,477,376 - Step 5: Solve for x
x = 11,772,438,346,549,477,376/3,350,746,518.10 - Step 6: Final answer
x = 3,513,377,775.06
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1.5x scale
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.