Finding the Fourth Proportional to 440,707,266.12, 607,831,768.05 and 273,349,686.12
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Solution
The fourth proportional to 440,707,266.12, 607,831,768.05 and 273,349,686.12 is: 377,009,039.30
Step by Step Solution
- Step 1: Write the proportion equation
440,707,266.12 : 607,831,768.05 = 273,349,686.12 : x - Step 2: Convert to fraction form
440,707,266.12/607,831,768.05 = 273,349,686.12/x - Step 3: Cross multiply
440,707,266.12x = 607,831,768.05 × 273,349,686.12 - Step 4: Simplify right side
440,707,266.12x = 166,150,623,010,232,128 - Step 5: Solve for x
x = 166,150,623,010,232,128/440,707,266.12 - Step 6: Final answer
x = 377,009,039.30
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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.