Finding the Fourth Proportional to 7,278,336,200.90, 10,917,504,301.35 and 4,827,440,533.70
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Solution
The fourth proportional to 7,278,336,200.90, 10,917,504,301.35 and 4,827,440,533.70 is: 7,241,160,800.55
Step by Step Solution
- Step 1: Write the proportion equation
7,278,336,200.90 : 10,917,504,301.35 = 4,827,440,533.70 : x - Step 2: Convert to fraction form
7,278,336,200.90/10,917,504,301.35 = 4,827,440,533.70/x - Step 3: Cross multiply
7,278,336,200.90x = 10,917,504,301.35 × 4,827,440,533.70 - Step 4: Simplify right side
7,278,336,200.90x = 52,703,602,791,181,090,816 - Step 5: Solve for x
x = 52,703,602,791,181,090,816/7,278,336,200.90 - Step 6: Final answer
x = 7,241,160,800.55
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Double scale
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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.