Finding the Fourth Proportional to 919,924,371,025.30, 1,379,886,556,538 and 919,924,371,025.30
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Solution
The fourth proportional to 919,924,371,025.30, 1,379,886,556,538 and 919,924,371,025.30 is: 1,379,886,556,538
Step by Step Solution
- Step 1: Write the proportion equation
919,924,371,025.30 : 1,379,886,556,538 = 919,924,371,025.30 : x - Step 2: Convert to fraction form
919,924,371,025.30/1,379,886,556,538 = 919,924,371,025.30/x - Step 3: Cross multiply
919,924,371,025.30x = 1,379,886,556,538 × 919,924,371,025.30 - Step 4: Simplify right side
919,924,371,025.30x = 1,269,391,272,609,486,800,420,864 - Step 5: Solve for x
x = 1,269,391,272,609,486,800,420,864/919,924,371,025.30 - Step 6: Final answer
x = 1,379,886,556,538
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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.