Finding the Fourth Proportional to 354,547,529,556.44, 531,853,987,772.16 and 115,783,429,940.52
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Solution
The fourth proportional to 354,547,529,556.44, 531,853,987,772.16 and 115,783,429,940.52 is: 173,685,821,500.00
Step by Step Solution
- Step 1: Write the proportion equation
354,547,529,556.44 : 531,853,987,772.16 = 115,783,429,940.52 : x - Step 2: Convert to fraction form
354,547,529,556.44/531,853,987,772.16 = 115,783,429,940.52/x - Step 3: Cross multiply
354,547,529,556.44x = 531,853,987,772.16 × 115,783,429,940.52 - Step 4: Simplify right side
354,547,529,556.44x = 61,579,878,931,804,066,938,880 - Step 5: Solve for x
x = 61,579,878,931,804,066,938,880/354,547,529,556.44 - Step 6: Final answer
x = 173,685,821,500.00
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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.