Finding the Fourth Proportional to 453,832,846.13, 626,578,496.42 and 370,399,992.92
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Solution
The fourth proportional to 453,832,846.13, 626,578,496.42 and 370,399,992.92 is: 511,387,998.06
Step by Step Solution
- Step 1: Write the proportion equation
453,832,846.13 : 626,578,496.42 = 370,399,992.92 : x - Step 2: Convert to fraction form
453,832,846.13/626,578,496.42 = 370,399,992.92/x - Step 3: Cross multiply
453,832,846.13x = 626,578,496.42 × 370,399,992.92 - Step 4: Simplify right side
453,832,846.13x = 232,084,670,636,194,112 - Step 5: Solve for x
x = 232,084,670,636,194,112/453,832,846.13 - Step 6: Final answer
x = 511,387,998.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.