Finding the Fourth Proportional to 4,251,559,969.80, 6,377,339,954.70 and 4,057,849,725.30
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Solution
The fourth proportional to 4,251,559,969.80, 6,377,339,954.70 and 4,057,849,725.30 is: 6,086,774,587.95
Step by Step Solution
- Step 1: Write the proportion equation
4,251,559,969.80 : 6,377,339,954.70 = 4,057,849,725.30 : x - Step 2: Convert to fraction form
4,251,559,969.80/6,377,339,954.70 = 4,057,849,725.30/x - Step 3: Cross multiply
4,251,559,969.80x = 6,377,339,954.70 × 4,057,849,725.30 - Step 4: Simplify right side
4,251,559,969.80x = 25,878,287,183,324,110,848 - Step 5: Solve for x
x = 25,878,287,183,324,110,848/4,251,559,969.80 - Step 6: Final answer
x = 6,086,774,587.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.