Finding the Fourth Proportional to 477,706,618.87, 659,213,929.51 and 266,024,368.35
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Solution
The fourth proportional to 477,706,618.87, 659,213,929.51 and 266,024,368.35 is: 367,101,819.98
Step by Step Solution
- Step 1: Write the proportion equation
477,706,618.87 : 659,213,929.51 = 266,024,368.35 : x - Step 2: Convert to fraction form
477,706,618.87/659,213,929.51 = 266,024,368.35/x - Step 3: Cross multiply
477,706,618.87x = 659,213,929.51 × 266,024,368.35 - Step 4: Simplify right side
477,706,618.87x = 175,366,969,204,754,112 - Step 5: Solve for x
x = 175,366,969,204,754,112/477,706,618.87 - Step 6: Final answer
x = 367,101,819.98
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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.