Finding the Fourth Proportional to 511,758,410.40, 767,637,615.60 and 184,284,466.20
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Solution
The fourth proportional to 511,758,410.40, 767,637,615.60 and 184,284,466.20 is: 276,426,699.30
Step by Step Solution
- Step 1: Write the proportion equation
511,758,410.40 : 767,637,615.60 = 184,284,466.20 : x - Step 2: Convert to fraction form
511,758,410.40/767,637,615.60 = 184,284,466.20/x - Step 3: Cross multiply
511,758,410.40x = 767,637,615.60 × 184,284,466.20 - Step 4: Simplify right side
511,758,410.40x = 141,463,688,225,886,784 - Step 5: Solve for x
x = 141,463,688,225,886,784/511,758,410.40 - Step 6: Final answer
x = 276,426,699.30
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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.