Finding the Fourth Proportional to 1,757,952,617.80, 2,637,348,830.70 and 531,133,097.80
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Solution
The fourth proportional to 1,757,952,617.80, 2,637,348,830.70 and 531,133,097.80 is: 796,826,512.98
Step by Step Solution
- Step 1: Write the proportion equation
1,757,952,617.80 : 2,637,348,830.70 = 531,133,097.80 : x - Step 2: Convert to fraction form
1,757,952,617.80/2,637,348,830.70 = 531,133,097.80/x - Step 3: Cross multiply
1,757,952,617.80x = 2,637,348,830.70 × 531,133,097.80 - Step 4: Simplify right side
1,757,952,617.80x = 1,400,783,254,428,898,560 - Step 5: Solve for x
x = 1,400,783,254,428,898,560/1,757,952,617.80 - Step 6: Final answer
x = 796,826,512.98
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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.