Finding the Fourth Proportional to 2,303,771,689.18, 3,179,182,265.94 and 1,246,476,453.58
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Solution
The fourth proportional to 2,303,771,689.18, 3,179,182,265.94 and 1,246,476,453.58 is: 1,720,125,242.77
Step by Step Solution
- Step 1: Write the proportion equation
2,303,771,689.18 : 3,179,182,265.94 = 1,246,476,453.58 : x - Step 2: Convert to fraction form
2,303,771,689.18/3,179,182,265.94 = 1,246,476,453.58/x - Step 3: Cross multiply
2,303,771,689.18x = 3,179,182,265.94 × 1,246,476,453.58 - Step 4: Simplify right side
2,303,771,689.18x = 3,962,775,836,133,319,680 - Step 5: Solve for x
x = 3,962,775,836,133,319,680/2,303,771,689.18 - Step 6: Final answer
x = 1,720,125,242.77
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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.