Finding the Fourth Proportional to 1,495,651,838.50, 2,063,961,512.49 and 835,607,073.70
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Solution
The fourth proportional to 1,495,651,838.50, 2,063,961,512.49 and 835,607,073.70 is: 1,153,116,517.69
Step by Step Solution
- Step 1: Write the proportion equation
1,495,651,838.50 : 2,063,961,512.49 = 835,607,073.70 : x - Step 2: Convert to fraction form
1,495,651,838.50/2,063,961,512.49 = 835,607,073.70/x - Step 3: Cross multiply
1,495,651,838.50x = 2,063,961,512.49 × 835,607,073.70 - Step 4: Simplify right side
1,495,651,838.50x = 1,724,660,839,681,195,008 - Step 5: Solve for x
x = 1,724,660,839,681,195,008/1,495,651,838.50 - Step 6: Final answer
x = 1,153,116,517.69
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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.