Finding the Fourth Proportional to 2,455,922,216.70, 3,683,883,325.05 and 709,181,937.90
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Solution
The fourth proportional to 2,455,922,216.70, 3,683,883,325.05 and 709,181,937.90 is: 1,063,772,906.85
Step by Step Solution
- Step 1: Write the proportion equation
2,455,922,216.70 : 3,683,883,325.05 = 709,181,937.90 : x - Step 2: Convert to fraction form
2,455,922,216.70/3,683,883,325.05 = 709,181,937.90/x - Step 3: Cross multiply
2,455,922,216.70x = 3,683,883,325.05 × 709,181,937.90 - Step 4: Simplify right side
2,455,922,216.70x = 2,612,543,515,456,454,656 - Step 5: Solve for x
x = 2,612,543,515,456,454,656/2,455,922,216.70 - Step 6: Final answer
x = 1,063,772,906.85
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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.