Finding the Fourth Proportional to 453,832,846.97, 626,578,497.58 and 370,399,993.76
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Solution
The fourth proportional to 453,832,846.97, 626,578,497.58 and 370,399,993.76 is: 511,387,999.23
Step by Step Solution
- Step 1: Write the proportion equation
453,832,846.97 : 626,578,497.58 = 370,399,993.76 : x - Step 2: Convert to fraction form
453,832,846.97/626,578,497.58 = 370,399,993.76/x - Step 3: Cross multiply
453,832,846.97x = 626,578,497.58 × 370,399,993.76 - Step 4: Simplify right side
453,832,846.97x = 232,084,671,596,163,520 - Step 5: Solve for x
x = 232,084,671,596,163,520/453,832,846.97 - Step 6: Final answer
x = 511,387,999.23
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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.