Finding the Fourth Proportional to 7,236,585,156.12, 10,821,553,446.36 and 6,883,548,235.62
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Solution
The fourth proportional to 7,236,585,156.12, 10,821,553,446.36 and 6,883,548,235.62 is: 10,293,623,791.51
Step by Step Solution
- Step 1: Write the proportion equation
7,236,585,156.12 : 10,821,553,446.36 = 6,883,548,235.62 : x - Step 2: Convert to fraction form
7,236,585,156.12/10,821,553,446.36 = 6,883,548,235.62/x - Step 3: Cross multiply
7,236,585,156.12x = 10,821,553,446.36 × 6,883,548,235.62 - Step 4: Simplify right side
7,236,585,156.12x = 74,490,685,132,358,909,952 - Step 5: Solve for x
x = 74,490,685,132,358,909,952/7,236,585,156.12 - Step 6: Final answer
x = 10,293,623,791.51
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1.5x scale
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.