Finding the Fourth Proportional to 102,526,409.84, 141,486,876.96 and 55,483,485.58
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Solution
The fourth proportional to 102,526,409.84, 141,486,876.96 and 55,483,485.58 is: 76,567,443.55
Step by Step Solution
- Step 1: Write the proportion equation
102,526,409.84 : 141,486,876.96 = 55,483,485.58 : x - Step 2: Convert to fraction form
102,526,409.84/141,486,876.96 = 55,483,485.58/x - Step 3: Cross multiply
102,526,409.84x = 141,486,876.96 × 55,483,485.58 - Step 4: Simplify right side
102,526,409.84x = 7,850,185,097,569,394 - Step 5: Solve for x
x = 7,850,185,097,569,394/102,526,409.84 - Step 6: Final answer
x = 76,567,443.55
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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.