Finding the Fourth Proportional to 5,414,361,417,491.40, 8,119,819,072,278.80 and 1,787,437,339,878
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Solution
The fourth proportional to 5,414,361,417,491.40, 8,119,819,072,278.80 and 1,787,437,339,878 is: 2,680,587,179,857.90
Step by Step Solution
- Step 1: Write the proportion equation
5,414,361,417,491.40 : 8,119,819,072,278.80 = 1,787,437,339,878 : x - Step 2: Convert to fraction form
5,414,361,417,491.40/8,119,819,072,278.80 = 1,787,437,339,878/x - Step 3: Cross multiply
5,414,361,417,491.40x = 8,119,819,072,278.80 × 1,787,437,339,878 - Step 4: Simplify right side
5,414,361,417,491.40x = 14,513,667,802,844,668,601,827,328 - Step 5: Solve for x
x = 14,513,667,802,844,668,601,827,328/5,414,361,417,491.40 - Step 6: Final answer
x = 2,680,587,179,857.90
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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.