Finding the Fourth Proportional to 6,703,554,914.40, 9,252,031,497.84 and 3,885,925,357.92
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Solution
The fourth proportional to 6,703,554,914.40, 9,252,031,497.84 and 3,885,925,357.92 is: 5,363,229,550.41
Step by Step Solution
- Step 1: Write the proportion equation
6,703,554,914.40 : 9,252,031,497.84 = 3,885,925,357.92 : x - Step 2: Convert to fraction form
6,703,554,914.40/9,252,031,497.84 = 3,885,925,357.92/x - Step 3: Cross multiply
6,703,554,914.40x = 9,252,031,497.84 × 3,885,925,357.92 - Step 4: Simplify right side
6,703,554,914.40x = 35,952,703,809,731,018,752 - Step 5: Solve for x
x = 35,952,703,809,731,018,752/6,703,554,914.40 - Step 6: Final answer
x = 5,363,229,550.41
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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.