Finding the Fourth Proportional to 7,190,049,924,246.60, 10,783,985,169,946 and 1,956,860,451,644.70
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Solution
The fourth proportional to 7,190,049,924,246.60, 10,783,985,169,946 and 1,956,860,451,644.70 is: 2,934,994,097,749.82
Step by Step Solution
- Step 1: Write the proportion equation
7,190,049,924,246.60 : 10,783,985,169,946 = 1,956,860,451,644.70 : x - Step 2: Convert to fraction form
7,190,049,924,246.60/10,783,985,169,946 = 1,956,860,451,644.70/x - Step 3: Cross multiply
7,190,049,924,246.60x = 10,783,985,169,946 × 1,956,860,451,644.70 - Step 4: Simplify right side
7,190,049,924,246.60x = 21,102,754,090,190,276,260,790,272 - Step 5: Solve for x
x = 21,102,754,090,190,276,260,790,272/7,190,049,924,246.60 - Step 6: Final answer
x = 2,934,994,097,749.82
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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.