Finding the Fourth Proportional to 444,618,840.99, 613,577,603.09 and 246,383,647.02
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Solution
The fourth proportional to 444,618,840.99, 613,577,603.09 and 246,383,647.02 is: 340,011,429.21
Step by Step Solution
- Step 1: Write the proportion equation
444,618,840.99 : 613,577,603.09 = 246,383,647.02 : x - Step 2: Convert to fraction form
444,618,840.99/613,577,603.09 = 246,383,647.02/x - Step 3: Cross multiply
444,618,840.99x = 613,577,603.09 × 246,383,647.02 - Step 4: Simplify right side
444,618,840.99x = 151,175,487,578,337,984 - Step 5: Solve for x
x = 151,175,487,578,337,984/444,618,840.99 - Step 6: Final answer
x = 340,011,429.21
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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.