Finding the Fourth Proportional to 2,862,731,318.84, 4,293,033,746.28 and 996,897,867.56
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Solution
The fourth proportional to 2,862,731,318.84, 4,293,033,746.28 and 996,897,867.56 is: 1,494,976,548.75
Step by Step Solution
- Step 1: Write the proportion equation
2,862,731,318.84 : 4,293,033,746.28 = 996,897,867.56 : x - Step 2: Convert to fraction form
2,862,731,318.84/4,293,033,746.28 = 996,897,867.56/x - Step 3: Cross multiply
2,862,731,318.84x = 4,293,033,746.28 × 996,897,867.56 - Step 4: Simplify right side
2,862,731,318.84x = 4,279,716,187,029,649,920 - Step 5: Solve for x
x = 4,279,716,187,029,649,920/2,862,731,318.84 - Step 6: Final answer
x = 1,494,976,548.75
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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.