Finding the Fourth Proportional to 3,131,614,460.07, 4,694,318,878.38 and 1,470,548,272.71
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Solution
The fourth proportional to 3,131,614,460.07, 4,694,318,878.38 and 1,470,548,272.71 is: 2,204,365,386.02
Step by Step Solution
- Step 1: Write the proportion equation
3,131,614,460.07 : 4,694,318,878.38 = 1,470,548,272.71 : x - Step 2: Convert to fraction form
3,131,614,460.07/4,694,318,878.38 = 1,470,548,272.71/x - Step 3: Cross multiply
3,131,614,460.07x = 4,694,318,878.38 × 1,470,548,272.71 - Step 4: Simplify right side
3,131,614,460.07x = 6,903,222,518,151,654,400 - Step 5: Solve for x
x = 6,903,222,518,151,654,400/3,131,614,460.07 - Step 6: Final answer
x = 2,204,365,386.02
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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.