Finding the Fourth Proportional to 2,430,819,343.90, 3,352,679,888.38 and 2,092,303,965.52
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Solution
The fourth proportional to 2,430,819,343.90, 3,352,679,888.38 and 2,092,303,965.52 is: 2,885,786,409.09
Step by Step Solution
- Step 1: Write the proportion equation
2,430,819,343.90 : 3,352,679,888.38 = 2,092,303,965.52 : x - Step 2: Convert to fraction form
2,430,819,343.90/3,352,679,888.38 = 2,092,303,965.52/x - Step 3: Cross multiply
2,430,819,343.90x = 3,352,679,888.38 × 2,092,303,965.52 - Step 4: Simplify right side
2,430,819,343.90x = 7,014,825,425,576,625,152 - Step 5: Solve for x
x = 7,014,825,425,576,625,152/2,430,819,343.90 - Step 6: Final answer
x = 2,885,786,409.09
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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.