Finding the Fourth Proportional to 4,924,580,665.56, 6,795,789,674.94 and 2,809,998,190.68
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Solution
The fourth proportional to 4,924,580,665.56, 6,795,789,674.94 and 2,809,998,190.68 is: 3,877,722,386.47
Step by Step Solution
- Step 1: Write the proportion equation
4,924,580,665.56 : 6,795,789,674.94 = 2,809,998,190.68 : x - Step 2: Convert to fraction form
4,924,580,665.56/6,795,789,674.94 = 2,809,998,190.68/x - Step 3: Cross multiply
4,924,580,665.56x = 6,795,789,674.94 × 2,809,998,190.68 - Step 4: Simplify right side
4,924,580,665.56x = 19,096,156,690,823,221,248 - Step 5: Solve for x
x = 19,096,156,690,823,221,248/4,924,580,665.56 - Step 6: Final answer
x = 3,877,722,386.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.