Finding the Fourth Proportional to 1,265,639,632,881.10, 1,746,732,425,916.90 and 751,807,457,440.94
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Solution
The fourth proportional to 1,265,639,632,881.10, 1,746,732,425,916.90 and 751,807,457,440.94 is: 1,037,583,234,470.03
Step by Step Solution
- Step 1: Write the proportion equation
1,265,639,632,881.10 : 1,746,732,425,916.90 = 751,807,457,440.94 : x - Step 2: Convert to fraction form
1,265,639,632,881.10/1,746,732,425,916.90 = 751,807,457,440.94/x - Step 3: Cross multiply
1,265,639,632,881.10x = 1,746,732,425,916.90 × 751,807,457,440.94 - Step 4: Simplify right side
1,265,639,632,881.10x = 1,313,206,463,958,229,616,427,008 - Step 5: Solve for x
x = 1,313,206,463,958,229,616,427,008/1,265,639,632,881.10 - Step 6: Final answer
x = 1,037,583,234,470.03
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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.