Finding the Fourth Proportional to 83,242,618,910.62, 114,874,899,114.28 and 45,180,833,755.26
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Solution
The fourth proportional to 83,242,618,910.62, 114,874,899,114.28 and 45,180,833,755.26 is: 62,349,596,726.50
Step by Step Solution
- Step 1: Write the proportion equation
83,242,618,910.62 : 114,874,899,114.28 = 45,180,833,755.26 : x - Step 2: Convert to fraction form
83,242,618,910.62/114,874,899,114.28 = 45,180,833,755.26/x - Step 3: Cross multiply
83,242,618,910.62x = 114,874,899,114.28 × 45,180,833,755.26 - Step 4: Simplify right side
83,242,618,910.62x = 5,190,143,719,534,549,270,528 - Step 5: Solve for x
x = 5,190,143,719,534,549,270,528/83,242,618,910.62 - Step 6: Final answer
x = 62,349,596,726.50
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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.