Finding the Fourth Proportional to 134,724,927.75, 185,751,866.67 and 112,430,092.05
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Solution
The fourth proportional to 134,724,927.75, 185,751,866.67 and 112,430,092.05 is: 155,012,883.04
Step by Step Solution
- Step 1: Write the proportion equation
134,724,927.75 : 185,751,866.67 = 112,430,092.05 : x - Step 2: Convert to fraction form
134,724,927.75/185,751,866.67 = 112,430,092.05/x - Step 3: Cross multiply
134,724,927.75x = 185,751,866.67 × 112,430,092.05 - Step 4: Simplify right side
134,724,927.75x = 20,884,099,468,167,424 - Step 5: Solve for x
x = 20,884,099,468,167,424/134,724,927.75 - Step 6: Final answer
x = 155,012,883.04
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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.