Finding the Fourth Proportional to 444,529,850.13, 613,451,193.12 and 248,959,562.13
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Solution
The fourth proportional to 444,529,850.13, 613,451,193.12 and 248,959,562.13 is: 343,564,195.71
Step by Step Solution
- Step 1: Write the proportion equation
444,529,850.13 : 613,451,193.12 = 248,959,562.13 : x - Step 2: Convert to fraction form
444,529,850.13/613,451,193.12 = 248,959,562.13/x - Step 3: Cross multiply
444,529,850.13x = 613,451,193.12 × 248,959,562.13 - Step 4: Simplify right side
444,529,850.13x = 152,724,540,427,281,280 - Step 5: Solve for x
x = 152,724,540,427,281,280/444,529,850.13 - Step 6: Final answer
x = 343,564,195.71
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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.