Finding the Fourth Proportional to 6,496,405,345.40, 8,964,807,418.14 and 3,676,952,736.68
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Solution
The fourth proportional to 6,496,405,345.40, 8,964,807,418.14 and 3,676,952,736.68 is: 5,074,063,488.55
Step by Step Solution
- Step 1: Write the proportion equation
6,496,405,345.40 : 8,964,807,418.14 = 3,676,952,736.68 : x - Step 2: Convert to fraction form
6,496,405,345.40/8,964,807,418.14 = 3,676,952,736.68/x - Step 3: Cross multiply
6,496,405,345.40x = 8,964,807,418.14 × 3,676,952,736.68 - Step 4: Simplify right side
6,496,405,345.40x = 32,963,173,169,939,034,112 - Step 5: Solve for x
x = 32,963,173,169,939,034,112/6,496,405,345.40 - Step 6: Final answer
x = 5,074,063,488.55
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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.