Finding the Fourth Proportional to 85,507,230.87, 118,001,490.26 and 46,350,308.07
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Solution
The fourth proportional to 85,507,230.87, 118,001,490.26 and 46,350,308.07 is: 63,964,244.55
Step by Step Solution
- Step 1: Write the proportion equation
85,507,230.87 : 118,001,490.26 = 46,350,308.07 : x - Step 2: Convert to fraction form
85,507,230.87/118,001,490.26 = 46,350,308.07/x - Step 3: Cross multiply
85,507,230.87x = 118,001,490.26 × 46,350,308.07 - Step 4: Simplify right side
85,507,230.87x = 5,469,405,426,038,353 - Step 5: Solve for x
x = 5,469,405,426,038,353/85,507,230.87 - Step 6: Final answer
x = 63,964,244.55
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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.