Finding the Fourth Proportional to 2,852,530,424.53, 3,935,902,507.99 and 1,646,850,777.82
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Solution
The fourth proportional to 2,852,530,424.53, 3,935,902,507.99 and 1,646,850,777.82 is: 2,272,313,750.26
Step by Step Solution
- Step 1: Write the proportion equation
2,852,530,424.53 : 3,935,902,507.99 = 1,646,850,777.82 : x - Step 2: Convert to fraction form
2,852,530,424.53/3,935,902,507.99 = 1,646,850,777.82/x - Step 3: Cross multiply
2,852,530,424.53x = 3,935,902,507.99 × 1,646,850,777.82 - Step 4: Simplify right side
2,852,530,424.53x = 6,481,844,106,707,019,776 - Step 5: Solve for x
x = 6,481,844,106,707,019,776/2,852,530,424.53 - Step 6: Final answer
x = 2,272,313,750.26
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1.5x scale
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.