Finding the Fourth Proportional to 1,624,686,388,532.70, 2,437,039,967,790.60 and 477,313,921,392.21
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Solution
The fourth proportional to 1,624,686,388,532.70, 2,437,039,967,790.60 and 477,313,921,392.21 is: 715,973,933,077.77
Step by Step Solution
- Step 1: Write the proportion equation
1,624,686,388,532.70 : 2,437,039,967,790.60 = 477,313,921,392.21 : x - Step 2: Convert to fraction form
1,624,686,388,532.70/2,437,039,967,790.60 = 477,313,921,392.21/x - Step 3: Cross multiply
1,624,686,388,532.70x = 2,437,039,967,790.60 × 477,313,921,392.21 - Step 4: Simplify right side
1,624,686,388,532.70x = 1,163,233,103,615,676,603,432,960 - Step 5: Solve for x
x = 1,163,233,103,615,676,603,432,960/1,624,686,388,532.70 - Step 6: Final answer
x = 715,973,933,077.77
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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.