Finding the Fourth Proportional to 1,567,811,541,630.30, 2,163,292,713,609 and 873,334,816,852.78
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Solution
The fourth proportional to 1,567,811,541,630.30, 2,163,292,713,609 and 873,334,816,852.78 is: 1,205,042,057,461.89
Step by Step Solution
- Step 1: Write the proportion equation
1,567,811,541,630.30 : 2,163,292,713,609 = 873,334,816,852.78 : x - Step 2: Convert to fraction form
1,567,811,541,630.30/2,163,292,713,609 = 873,334,816,852.78/x - Step 3: Cross multiply
1,567,811,541,630.30x = 2,163,292,713,609 × 873,334,816,852.78 - Step 4: Simplify right side
1,567,811,541,630.30x = 1,889,278,845,838,669,599,735,808 - Step 5: Solve for x
x = 1,889,278,845,838,669,599,735,808/1,567,811,541,630.30 - Step 6: Final answer
x = 1,205,042,057,461.89
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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.