Finding the Fourth Proportional to 94,657,048.74, 129,679,552.38 and 91,117,323.63
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Solution
The fourth proportional to 94,657,048.74, 129,679,552.38 and 91,117,323.63 is: 124,830,151.58
Step by Step Solution
- Step 1: Write the proportion equation
94,657,048.74 : 129,679,552.38 = 91,117,323.63 : x - Step 2: Convert to fraction form
94,657,048.74/129,679,552.38 = 91,117,323.63/x - Step 3: Cross multiply
94,657,048.74x = 129,679,552.38 × 91,117,323.63 - Step 4: Simplify right side
94,657,048.74x = 11,816,053,742,231,608 - Step 5: Solve for x
x = 11,816,053,742,231,608/94,657,048.74 - Step 6: Final answer
x = 124,830,151.58
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.