Finding the Fourth Proportional to 1,556,258,700.48, 2,334,385,172.52 and 506,995,651.68
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Solution
The fourth proportional to 1,556,258,700.48, 2,334,385,172.52 and 506,995,651.68 is: 760,492,539.86
Step by Step Solution
- Step 1: Write the proportion equation
1,556,258,700.48 : 2,334,385,172.52 = 506,995,651.68 : x - Step 2: Convert to fraction form
1,556,258,700.48/2,334,385,172.52 = 506,995,651.68/x - Step 3: Cross multiply
1,556,258,700.48x = 2,334,385,172.52 × 506,995,651.68 - Step 4: Simplify right side
1,556,258,700.48x = 1,183,523,131,813,906,688 - Step 5: Solve for x
x = 1,183,523,131,813,906,688/1,556,258,700.48 - Step 6: Final answer
x = 760,492,539.86
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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.