Finding the Fourth Proportional to 9,761,747,769.78, 14,614,473,047.40 and 8,752,396,346.70
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Solution
The fourth proportional to 9,761,747,769.78, 14,614,473,047.40 and 8,752,396,346.70 is: 13,103,356,440.43
Step by Step Solution
- Step 1: Write the proportion equation
9,761,747,769.78 : 14,614,473,047.40 = 8,752,396,346.70 : x - Step 2: Convert to fraction form
9,761,747,769.78/14,614,473,047.40 = 8,752,396,346.70/x - Step 3: Cross multiply
9,761,747,769.78x = 14,614,473,047.40 × 8,752,396,346.70 - Step 4: Simplify right side
9,761,747,769.78x = 127,911,660,509,009,379,328 - Step 5: Solve for x
x = 127,911,660,509,009,379,328/9,761,747,769.78 - Step 6: Final answer
x = 13,103,356,440.43
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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.