Finding the Fourth Proportional to 118,523,182,004.90, 163,562,112,217.24 and 64,329,741,812.99
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Solution
The fourth proportional to 118,523,182,004.90, 163,562,112,217.24 and 64,329,741,812.99 is: 88,775,109,403.39
Step by Step Solution
- Step 1: Write the proportion equation
118,523,182,004.90 : 163,562,112,217.24 = 64,329,741,812.99 : x - Step 2: Convert to fraction form
118,523,182,004.90/163,562,112,217.24 = 64,329,741,812.99/x - Step 3: Cross multiply
118,523,182,004.90x = 163,562,112,217.24 × 64,329,741,812.99 - Step 4: Simplify right side
118,523,182,004.90x = 10,521,908,449,322,345,693,184 - Step 5: Solve for x
x = 10,521,908,449,322,345,693,184/118,523,182,004.90 - Step 6: Final answer
x = 88,775,109,403.39
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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.