Finding the Fourth Proportional to 919,924,371,036.09, 1,379,886,556,554.10 and 919,924,371,036.09
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Solution
The fourth proportional to 919,924,371,036.09, 1,379,886,556,554.10 and 919,924,371,036.09 is: 1,379,886,556,554.10
Step by Step Solution
- Step 1: Write the proportion equation
919,924,371,036.09 : 1,379,886,556,554.10 = 919,924,371,036.09 : x - Step 2: Convert to fraction form
919,924,371,036.09/1,379,886,556,554.10 = 919,924,371,036.09/x - Step 3: Cross multiply
919,924,371,036.09x = 1,379,886,556,554.10 × 919,924,371,036.09 - Step 4: Simplify right side
919,924,371,036.09x = 1,269,391,272,639,186,499,272,704 - Step 5: Solve for x
x = 1,269,391,272,639,186,499,272,704/919,924,371,036.09 - Step 6: Final answer
x = 1,379,886,556,554.10
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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.