Finding the Fourth Proportional to 1,627,242,451.57, 2,246,072,492.19 and 1,062,813,620.80
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Solution
The fourth proportional to 1,627,242,451.57, 2,246,072,492.19 and 1,062,813,620.80 is: 1,466,994,937.17
Step by Step Solution
- Step 1: Write the proportion equation
1,627,242,451.57 : 2,246,072,492.19 = 1,062,813,620.80 : x - Step 2: Convert to fraction form
1,627,242,451.57/2,246,072,492.19 = 1,062,813,620.80/x - Step 3: Cross multiply
1,627,242,451.57x = 2,246,072,492.19 × 1,062,813,620.80 - Step 4: Simplify right side
1,627,242,451.57x = 2,387,156,438,003,733,504 - Step 5: Solve for x
x = 2,387,156,438,003,733,504/1,627,242,451.57 - Step 6: Final answer
x = 1,466,994,937.17
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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.