Finding the Fourth Proportional to 5,167,153,937.80, 7,750,730,906.70 and 4,554,933,905.80
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Solution
The fourth proportional to 5,167,153,937.80, 7,750,730,906.70 and 4,554,933,905.80 is: 6,832,400,858.70
Step by Step Solution
- Step 1: Write the proportion equation
5,167,153,937.80 : 7,750,730,906.70 = 4,554,933,905.80 : x - Step 2: Convert to fraction form
5,167,153,937.80/7,750,730,906.70 = 4,554,933,905.80/x - Step 3: Cross multiply
5,167,153,937.80x = 7,750,730,906.70 × 4,554,933,905.80 - Step 4: Simplify right side
5,167,153,937.80x = 35,304,067,001,659,805,696 - Step 5: Solve for x
x = 35,304,067,001,659,805,696/5,167,153,937.80 - Step 6: Final answer
x = 6,832,400,858.70
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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.