Finding the Fourth Proportional to 702,430,304,362.56, 969,362,636,107.68 and 381,651,496,395.84
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Solution
The fourth proportional to 702,430,304,362.56, 969,362,636,107.68 and 381,651,496,395.84 is: 526,683,855,071.49
Step by Step Solution
- Step 1: Write the proportion equation
702,430,304,362.56 : 969,362,636,107.68 = 381,651,496,395.84 : x - Step 2: Convert to fraction form
702,430,304,362.56/969,362,636,107.68 = 381,651,496,395.84/x - Step 3: Cross multiply
702,430,304,362.56x = 969,362,636,107.68 × 381,651,496,395.84 - Step 4: Simplify right side
702,430,304,362.56x = 369,958,700,620,712,236,810,240 - Step 5: Solve for x
x = 369,958,700,620,712,236,810,240/702,430,304,362.56 - Step 6: Final answer
x = 526,683,855,071.49
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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.