Finding the Fourth Proportional to 798,662,109.44, 1,197,199,545.56 and 555,814,830.08
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Solution
The fourth proportional to 798,662,109.44, 1,197,199,545.56 and 555,814,830.08 is: 833,169,940.23
Step by Step Solution
- Step 1: Write the proportion equation
798,662,109.44 : 1,197,199,545.56 = 555,814,830.08 : x - Step 2: Convert to fraction form
798,662,109.44/1,197,199,545.56 = 555,814,830.08/x - Step 3: Cross multiply
798,662,109.44x = 1,197,199,545.56 × 555,814,830.08 - Step 4: Simplify right side
798,662,109.44x = 665,421,261,987,284,608 - Step 5: Solve for x
x = 665,421,261,987,284,608/798,662,109.44 - Step 6: Final answer
x = 833,169,940.23
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1.5x scale
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.