Finding the Fourth Proportional to 4,517,768,698.05, 6,227,950,021.53 and 3,157,178,364.45
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Solution
The fourth proportional to 4,517,768,698.05, 6,227,950,021.53 and 3,157,178,364.45 is: 4,352,314,245.60
Step by Step Solution
- Step 1: Write the proportion equation
4,517,768,698.05 : 6,227,950,021.53 = 3,157,178,364.45 : x - Step 2: Convert to fraction form
4,517,768,698.05/6,227,950,021.53 = 3,157,178,364.45/x - Step 3: Cross multiply
4,517,768,698.05x = 6,227,950,021.53 × 3,157,178,364.45 - Step 4: Simplify right side
4,517,768,698.05x = 19,662,749,062,846,636,032 - Step 5: Solve for x
x = 19,662,749,062,846,636,032/4,517,768,698.05 - Step 6: Final answer
x = 4,352,314,245.60
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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.