Finding the Fourth Proportional to 297,855,624,634.56, 446,780,492,655.21 and 136,461,251,511.44
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Solution
The fourth proportional to 297,855,624,634.56, 446,780,492,655.21 and 136,461,251,511.44 is: 204,690,528,350.54
Step by Step Solution
- Step 1: Write the proportion equation
297,855,624,634.56 : 446,780,492,655.21 = 136,461,251,511.44 : x - Step 2: Convert to fraction form
297,855,624,634.56/446,780,492,655.21 = 136,461,251,511.44/x - Step 3: Cross multiply
297,855,624,634.56x = 446,780,492,655.21 × 136,461,251,511.44 - Step 4: Simplify right side
297,855,624,634.56x = 60,968,225,178,627,688,366,080 - Step 5: Solve for x
x = 60,968,225,178,627,688,366,080/297,855,624,634.56 - Step 6: Final answer
x = 204,690,528,350.54
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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.