Finding the Fourth Proportional to 42,614,767,761.93, 63,936,347,751.63 and 14,287,502,304.09
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Solution
The fourth proportional to 42,614,767,761.93, 63,936,347,751.63 and 14,287,502,304.09 is: 21,436,013,001.87
Step by Step Solution
- Step 1: Write the proportion equation
42,614,767,761.93 : 63,936,347,751.63 = 14,287,502,304.09 : x - Step 2: Convert to fraction form
42,614,767,761.93/63,936,347,751.63 = 14,287,502,304.09/x - Step 3: Cross multiply
42,614,767,761.93x = 63,936,347,751.63 × 14,287,502,304.09 - Step 4: Simplify right side
42,614,767,761.93x = 913,490,715,816,513,110,016 - Step 5: Solve for x
x = 913,490,715,816,513,110,016/42,614,767,761.93 - Step 6: Final answer
x = 21,436,013,001.87
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1.5x scale
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.