Finding the Fourth Proportional to 659,155,560.04, 988,177,270.74 and 542,576,669.38
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Solution
The fourth proportional to 659,155,560.04, 988,177,270.74 and 542,576,669.38 is: 813,407,281.71
Step by Step Solution
- Step 1: Write the proportion equation
659,155,560.04 : 988,177,270.74 = 542,576,669.38 : x - Step 2: Convert to fraction form
659,155,560.04/988,177,270.74 = 542,576,669.38/x - Step 3: Cross multiply
659,155,560.04x = 988,177,270.74 × 542,576,669.38 - Step 4: Simplify right side
659,155,560.04x = 536,161,932,315,127,744 - Step 5: Solve for x
x = 536,161,932,315,127,744/659,155,560.04 - Step 6: Final answer
x = 813,407,281.71
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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.