Finding the Fourth Proportional to 1,090,197,330.49, 1,504,464,662.77 and 595,160,038.99
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Solution
The fourth proportional to 1,090,197,330.49, 1,504,464,662.77 and 595,160,038.99 is: 821,316,675.72
Step by Step Solution
- Step 1: Write the proportion equation
1,090,197,330.49 : 1,504,464,662.77 = 595,160,038.99 : x - Step 2: Convert to fraction form
1,090,197,330.49/1,504,464,662.77 = 595,160,038.99/x - Step 3: Cross multiply
1,090,197,330.49x = 1,504,464,662.77 × 595,160,038.99 - Step 4: Simplify right side
1,090,197,330.49x = 895,397,247,353,270,400 - Step 5: Solve for x
x = 895,397,247,353,270,400/1,090,197,330.49 - Step 6: Final answer
x = 821,316,675.72
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Double scale
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Similar ratio
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1.5x scale
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.