Finding the Fourth Proportional to 3,131,615,691.84, 4,694,320,719.36 and 1,470,549,505.08
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Solution
The fourth proportional to 3,131,615,691.84, 4,694,320,719.36 and 1,470,549,505.08 is: 2,204,367,230.80
Step by Step Solution
- Step 1: Write the proportion equation
3,131,615,691.84 : 4,694,320,719.36 = 1,470,549,505.08 : x - Step 2: Convert to fraction form
3,131,615,691.84/4,694,320,719.36 = 1,470,549,505.08/x - Step 3: Cross multiply
3,131,615,691.84x = 4,694,320,719.36 × 1,470,549,505.08 - Step 4: Simplify right side
3,131,615,691.84x = 6,903,231,010,541,636,608 - Step 5: Solve for x
x = 6,903,231,010,541,636,608/3,131,615,691.84 - Step 6: Final answer
x = 2,204,367,230.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.