Finding the Fourth Proportional to 3,239,266,462.12, 4,470,192,028.74 and 1,754,157,148.84
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Solution
The fourth proportional to 3,239,266,462.12, 4,470,192,028.74 and 1,754,157,148.84 is: 2,420,739,199.94
Step by Step Solution
- Step 1: Write the proportion equation
3,239,266,462.12 : 4,470,192,028.74 = 1,754,157,148.84 : x - Step 2: Convert to fraction form
3,239,266,462.12/4,470,192,028.74 = 1,754,157,148.84/x - Step 3: Cross multiply
3,239,266,462.12x = 4,470,192,028.74 × 1,754,157,148.84 - Step 4: Simplify right side
3,239,266,462.12x = 7,841,419,303,901,852,672 - Step 5: Solve for x
x = 7,841,419,303,901,852,672/3,239,266,462.12 - Step 6: Final answer
x = 2,420,739,199.94
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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.