Finding the Fourth Proportional to 3,842,488,462.08, 5,763,860,282.08 and 1,321,391,960.72
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Solution
The fourth proportional to 3,842,488,462.08, 5,763,860,282.08 and 1,321,391,960.72 is: 1,982,131,817.60
Step by Step Solution
- Step 1: Write the proportion equation
3,842,488,462.08 : 5,763,860,282.08 = 1,321,391,960.72 : x - Step 2: Convert to fraction form
3,842,488,462.08/5,763,860,282.08 = 1,321,391,960.72/x - Step 3: Cross multiply
3,842,488,462.08x = 5,763,860,282.08 × 1,321,391,960.72 - Step 4: Simplify right side
3,842,488,462.08x = 7,616,318,639,453,824,000 - Step 5: Solve for x
x = 7,616,318,639,453,824,000/3,842,488,462.08 - Step 6: Final answer
x = 1,982,131,817.60
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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.