Finding the Fourth Proportional to 92,466,974.18, 138,683,120.74 and 46,396,473.26
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Solution
The fourth proportional to 92,466,974.18, 138,683,120.74 and 46,396,473.26 is: 69,586,009.06
Step by Step Solution
- Step 1: Write the proportion equation
92,466,974.18 : 138,683,120.74 = 46,396,473.26 : x - Step 2: Convert to fraction form
92,466,974.18/138,683,120.74 = 46,396,473.26/x - Step 3: Cross multiply
92,466,974.18x = 138,683,120.74 × 46,396,473.26 - Step 4: Simplify right side
92,466,974.18x = 6,434,407,703,026,762 - Step 5: Solve for x
x = 6,434,407,703,026,762/92,466,974.18 - Step 6: Final answer
x = 69,586,009.06
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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.