Finding the Fourth Proportional to 573,084,220.19, 790,858,902.06 and 325,579,155.71
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Solution
The fourth proportional to 573,084,220.19, 790,858,902.06 and 325,579,155.71 is: 449,300,756.41
Step by Step Solution
- Step 1: Write the proportion equation
573,084,220.19 : 790,858,902.06 = 325,579,155.71 : x - Step 2: Convert to fraction form
573,084,220.19/790,858,902.06 = 325,579,155.71/x - Step 3: Cross multiply
573,084,220.19x = 790,858,902.06 × 325,579,155.71 - Step 4: Simplify right side
573,084,220.19x = 257,487,173,614,478,048 - Step 5: Solve for x
x = 257,487,173,614,478,048/573,084,220.19 - Step 6: Final answer
x = 449,300,756.41
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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.