Finding the Fourth Proportional to 557,730,524, 834,980,241 and 420,135,614.48
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Solution
The fourth proportional to 557,730,524, 834,980,241 and 420,135,614.48 is: 628,986,439.75
Step by Step Solution
- Step 1: Write the proportion equation
557,730,524 : 834,980,241 = 420,135,614.48 : x - Step 2: Convert to fraction form
557,730,524/834,980,241 = 420,135,614.48/x - Step 3: Cross multiply
557,730,524x = 834,980,241 × 420,135,614.48 - Step 4: Simplify right side
557,730,524x = 350,804,936,631,193,536 - Step 5: Solve for x
x = 350,804,936,631,193,536/557,730,524 - Step 6: Final answer
x = 628,986,439.75
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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.