Finding the Fourth Proportional to 2,509,786,436.40, 3,757,409,707.14 and 1,890,609,342.66
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Solution
The fourth proportional to 2,509,786,436.40, 3,757,409,707.14 and 1,890,609,342.66 is: 2,830,437,599.59
Step by Step Solution
- Step 1: Write the proportion equation
2,509,786,436.40 : 3,757,409,707.14 = 1,890,609,342.66 : x - Step 2: Convert to fraction form
2,509,786,436.40/3,757,409,707.14 = 1,890,609,342.66/x - Step 3: Cross multiply
2,509,786,436.40x = 3,757,409,707.14 × 1,890,609,342.66 - Step 4: Simplify right side
2,509,786,436.40x = 7,103,793,896,520,258,560 - Step 5: Solve for x
x = 7,103,793,896,520,258,560/2,509,786,436.40 - Step 6: Final answer
x = 2,830,437,599.59
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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.