Finding the Fourth Proportional to 85,927,433.19, 118,589,955.08 and 48,256,788.06
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Solution
The fourth proportional to 85,927,433.19, 118,589,955.08 and 48,256,788.06 is: 66,600,038.14
Step by Step Solution
- Step 1: Write the proportion equation
85,927,433.19 : 118,589,955.08 = 48,256,788.06 : x - Step 2: Convert to fraction form
85,927,433.19/118,589,955.08 = 48,256,788.06/x - Step 3: Cross multiply
85,927,433.19x = 118,589,955.08 × 48,256,788.06 - Step 4: Simplify right side
85,927,433.19x = 5,722,770,328,099,197 - Step 5: Solve for x
x = 5,722,770,328,099,197/85,927,433.19 - Step 6: Final answer
x = 66,600,038.14
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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.