Finding the Fourth Proportional to 104,849,407.08, 157,274,027.64 and 28,172,435.40
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Solution
The fourth proportional to 104,849,407.08, 157,274,027.64 and 28,172,435.40 is: 42,258,630.80
Step by Step Solution
- Step 1: Write the proportion equation
104,849,407.08 : 157,274,027.64 = 28,172,435.40 : x - Step 2: Convert to fraction form
104,849,407.08/157,274,027.64 = 28,172,435.40/x - Step 3: Cross multiply
104,849,407.08x = 157,274,027.64 × 28,172,435.40 - Step 4: Simplify right side
104,849,407.08x = 4,430,792,383,785,714 - Step 5: Solve for x
x = 4,430,792,383,785,714/104,849,407.08 - Step 6: Final answer
x = 42,258,630.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.