Finding the Fourth Proportional to 88,792,377.84, 122,526,664.08 and 53,980,236.72
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Solution
The fourth proportional to 88,792,377.84, 122,526,664.08 and 53,980,236.72 is: 74,488,582.16
Step by Step Solution
- Step 1: Write the proportion equation
88,792,377.84 : 122,526,664.08 = 53,980,236.72 : x - Step 2: Convert to fraction form
88,792,377.84/122,526,664.08 = 53,980,236.72/x - Step 3: Cross multiply
88,792,377.84x = 122,526,664.08 × 53,980,236.72 - Step 4: Simplify right side
88,792,377.84x = 6,614,018,331,550,321 - Step 5: Solve for x
x = 6,614,018,331,550,321/88,792,377.84 - Step 6: Final answer
x = 74,488,582.16
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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.