Finding the Fourth Proportional to 574,128,062.70, 861,192,094.05 and 506,103,614.70
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Solution
The fourth proportional to 574,128,062.70, 861,192,094.05 and 506,103,614.70 is: 759,155,422.05
Step by Step Solution
- Step 1: Write the proportion equation
574,128,062.70 : 861,192,094.05 = 506,103,614.70 : x - Step 2: Convert to fraction form
574,128,062.70/861,192,094.05 = 506,103,614.70/x - Step 3: Cross multiply
574,128,062.70x = 861,192,094.05 × 506,103,614.70 - Step 4: Simplify right side
574,128,062.70x = 435,852,431,749,767,360 - Step 5: Solve for x
x = 435,852,431,749,767,360/574,128,062.70 - Step 6: Final answer
x = 759,155,422.05
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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.